Document And Entity Information
Document And Entity Information - shares | 6 Months Ended | |
Mar. 31, 2024 | Apr. 28, 2024 | |
Document Information [Line Items] | ||
Entity Central Index Key | 0001126956 | |
Entity Registrant Name | Spire Inc. | |
Amendment Flag | false | |
Current Fiscal Year End Date | --09-30 | |
Document Fiscal Period Focus | Q2 | |
Document Fiscal Year Focus | 2024 | |
Document Type | 10-Q | |
Document Quarterly Report | true | |
Document Period End Date | Mar. 31, 2024 | |
Document Transition Report | false | |
Entity File Number | 1-16681 | |
Entity Address, Address Line One | 700 Market Street | |
Entity Address, City or Town | St. Louis | |
Entity Address, State or Province | MO | |
Entity Address, Postal Zip Code | 63101 | |
City Area Code | 314 | |
Local Phone Number | 342-0500 | |
Entity Incorporation, State or Country Code | MO | |
Entity Tax Identification Number | 74-2976504 | |
Entity Current Reporting Status | Yes | |
Entity Interactive Data Current | Yes | |
Entity Filer Category | Large Accelerated Filer | |
Entity Small Business | false | |
Entity Emerging Growth Company | false | |
Entity Shell Company | false | |
Entity Common Stock, Shares Outstanding | 57,747,978 | |
Spire Missouri [Member] | ||
Document Information [Line Items] | ||
Entity Central Index Key | 0000057183 | |
Entity Registrant Name | Spire Missouri Inc. | |
Amendment Flag | false | |
Current Fiscal Year End Date | --09-30 | |
Document Fiscal Period Focus | Q2 | |
Document Fiscal Year Focus | 2024 | |
Entity File Number | 1-1822 | |
Entity Address, Address Line One | 700 Market Street | |
Entity Address, City or Town | St. Louis | |
Entity Address, State or Province | MO | |
Entity Address, Postal Zip Code | 63101 | |
City Area Code | 314 | |
Local Phone Number | 342-0500 | |
Entity Incorporation, State or Country Code | MO | |
Entity Tax Identification Number | 43-0368139 | |
Entity Current Reporting Status | Yes | |
Entity Interactive Data Current | Yes | |
Entity Filer Category | Non-accelerated Filer | |
Entity Small Business | false | |
Entity Emerging Growth Company | false | |
Entity Shell Company | false | |
Entity Common Stock, Shares Outstanding | 25,855 | |
Spire Alabama Inc [Member] | ||
Document Information [Line Items] | ||
Entity Central Index Key | 0000003146 | |
Entity Registrant Name | Spire Alabama Inc. | |
Amendment Flag | false | |
Current Fiscal Year End Date | --09-30 | |
Document Fiscal Period Focus | Q2 | |
Document Fiscal Year Focus | 2024 | |
Entity File Number | 2-38960 | |
Entity Address, Address Line One | 605 Richard Arrington Blvd N | |
Entity Address, City or Town | Birmingham | |
Entity Address, State or Province | AL | |
Entity Address, Postal Zip Code | 35203 | |
City Area Code | 205 | |
Local Phone Number | 326-8100 | |
Entity Incorporation, State or Country Code | AL | |
Entity Tax Identification Number | 63-0022000 | |
Entity Current Reporting Status | Yes | |
Entity Interactive Data Current | Yes | |
Entity Filer Category | Non-accelerated Filer | |
Entity Small Business | false | |
Entity Emerging Growth Company | false | |
Entity Shell Company | false | |
Entity Common Stock, Shares Outstanding | 1,972,052 | |
Depositary Shares [Member] | ||
Document Information [Line Items] | ||
Title of 12(b) Security | Depositary Shares | |
Trading Symbol | SR.PRA | |
Security Exchange Name | NYSE | |
Common Stock [Member] | ||
Document Information [Line Items] | ||
Title of 12(b) Security | Common Stock $1.00 par value | |
Trading Symbol | SR | |
Security Exchange Name | NYSE |
Condensed Consolidated Statemen
Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Millions, $ in Millions | 3 Months Ended | 6 Months Ended | ||
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | |
Operating Revenues | $ 1,128.5 | $ 1,123.4 | $ 1,885.1 | $ 1,937.4 |
Operating Expenses: | ||||
Natural gas | 540.8 | 586.5 | 907.8 | 1,005.7 |
Operation and maintenance | 137.8 | 132.1 | 268.5 | 264.2 |
Depreciation and amortization | 68.9 | 62.6 | 135.9 | 124.7 |
Taxes, other than income taxes | 82.4 | 81.9 | 135.1 | 132.3 |
Total Operating Expenses | 829.9 | 863.1 | 1,447.3 | 1,526.9 |
Operating Income | 298.6 | 260.3 | 437.8 | 410.5 |
Interest Expense, Net | 52.2 | 47.2 | 102.8 | 90.8 |
Other Income, Net | 7.3 | 7 | 24.8 | 13 |
Income Before Income Taxes | 253.7 | 220.1 | 359.8 | 332.7 |
Income Tax Expense | 49.4 | 40.9 | 70.4 | 62.5 |
Net Income | 204.3 | 179.2 | 289.4 | 270.2 |
Provision for preferred dividends | 3.7 | 3.7 | 7.4 | 7.4 |
Income allocated to participating securities | 0.3 | 0.4 | 0.4 | 0.5 |
Net Income Available to Common Shareholders | $ 200.3 | $ 175.1 | $ 281.6 | $ 262.3 |
Weighted Average Number of Common Shares Outstanding: | ||||
Basic (in shares) | 55.8 | 52.5 | 54.6 | 52.5 |
Diluted (in shares) | 55.9 | 52.6 | 54.7 | 52.6 |
Basic Earnings Per Common Share (in dollars per share) | $ 3.59 | $ 3.33 | $ 5.16 | $ 5 |
Diluted Earnings Per Common Share (in dollars per share) | $ 3.58 | $ 3.33 | $ 5.14 | $ 4.99 |
Operating Revenues | $ 1,128.5 | $ 1,123.4 | $ 1,885.1 | $ 1,937.4 |
Spire Alabama Inc [Member] | ||||
Operating Revenues | 259.5 | 218.3 | 401.6 | 370.7 |
Operating Expenses: | ||||
Natural gas | 85.6 | 61.8 | 141.4 | 131.2 |
Operation and maintenance | 35.4 | 34.5 | 69.6 | 69.6 |
Depreciation and amortization | 18.2 | 17 | 36.1 | 34 |
Taxes, other than income taxes | 17.9 | 16.1 | 28.1 | 26.7 |
Total Operating Expenses | 157.1 | 129.4 | 275.2 | 261.5 |
Operating Income | 102.4 | 88.9 | 126.4 | 109.2 |
Interest Expense, Net | 8.3 | 9 | 17.6 | 17.3 |
Other Income, Net | 0.4 | 0.3 | 0.7 | 0.7 |
Income Before Income Taxes | 94.5 | 80.2 | 109.5 | 92.6 |
Income Tax Expense | 23.8 | 20.2 | 27.7 | 23.4 |
Net Income | 70.7 | 60 | 81.8 | 69.2 |
Weighted Average Number of Common Shares Outstanding: | ||||
Operating Revenues | $ 259.5 | $ 218.3 | $ 401.6 | $ 370.7 |
Condensed Consolidated Statem_2
Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | |||||
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | ||||
Net Income | $ 204.3 | $ 179.2 | $ 289.4 | $ 270.2 | |||
Other Comprehensive Income (Loss), Before Tax: | |||||||
Net hedging gain (loss) arising during the period | 9.1 | (6.8) | (6.3) | (9.8) | |||
Amounts reclassified into regulatory liabilities | 0 | (17.5) | 0 | (17.5) | |||
Amounts reclassified into net income | (0.6) | (0.5) | (9.6) | (0.8) | |||
Net gain (loss) on cash flow hedging derivative instruments | 8.5 | (24.8) | (15.9) | (28.1) | |||
Net gain on defined benefit pension and other postretirement plans | 0 | 0.1 | 0.1 | 0.2 | |||
Net unrealized gain on available for sale securities | 0 | 0 | 0.1 | 0 | |||
Other Comprehensive Income (Loss), Before Tax | 8.5 | (24.7) | (15.7) | (27.9) | |||
Income Tax Expense (Benefit) Related to Items of Other Comprehensive Income (Loss) | 2 | (5.8) | (3.7) | (6.6) | |||
Other Comprehensive Income (Loss), Net of Tax | 6.5 | (18.9) | (12) | (21.3) | |||
Comprehensive Income | 210.8 | 160.3 | 277.4 | 248.9 | |||
Operating Revenues | 1,128.5 | 1,123.4 | 1,885.1 | 1,937.4 | |||
Operating Expenses: | |||||||
Natural gas | 540.8 | 586.5 | 907.8 | 1,005.7 | |||
Operation and maintenance | 137.8 | 132.1 | 268.5 | 264.2 | |||
Depreciation and amortization | 68.9 | 62.6 | 135.9 | 124.7 | |||
Taxes, other than income taxes | 82.4 | 81.9 | 135.1 | 132.3 | |||
Total Operating Expenses | 829.9 | 863.1 | 1,447.3 | 1,526.9 | |||
Operating Income | 298.6 | 260.3 | 437.8 | 410.5 | |||
Interest Expense, Net | 52.2 | 47.2 | 102.8 | 90.8 | |||
Other Income, Net | 7.3 | 7 | 24.8 | 13 | |||
Income Before Income Taxes | 253.7 | 220.1 | 359.8 | 332.7 | |||
Income Tax Expense | 49.4 | 40.9 | 70.4 | 62.5 | |||
Net Income | 204.3 | 179.2 | 289.4 | 270.2 | |||
Other Comprehensive Income, Net of Tax | 6.5 | (18.9) | (12) | (21.3) | |||
Comprehensive Income | 210.8 | 160.3 | 277.4 | 248.9 | |||
Spire Missouri [Member] | |||||||
Net Income | 105.2 | [1] | 112.1 | 162.2 | 159.4 | ||
Other Comprehensive Income (Loss), Before Tax: | |||||||
Other Comprehensive Income (Loss), Net of Tax | 0 | 0.1 | [1] | 0.1 | [1] | 0.2 | |
Comprehensive Income | 105.2 | 112.2 | 162.3 | 159.6 | |||
Operating Revenues | 766.5 | 791 | 1,301.9 | 1,332.2 | |||
Operating Expenses: | |||||||
Natural gas | 443.7 | 465.7 | 736.3 | 782.4 | |||
Operation and maintenance | 78.6 | 77.4 | 153.5 | 154.5 | |||
Depreciation and amortization | 43.1 | 39.2 | 85.2 | 77.8 | |||
Taxes, other than income taxes | 59.8 | 61.2 | 98.3 | 97.6 | |||
Total Operating Expenses | 625.2 | 643.5 | 1,073.3 | 1,112.3 | |||
Operating Income | 141.3 | 147.5 | 228.6 | 219.9 | |||
Interest Expense, Net | 27.7 | 24.6 | 55.6 | 46.6 | |||
Other Income, Net | 5.7 | 5.9 | 12.9 | 10.9 | |||
Income Before Income Taxes | 119.3 | 128.8 | 185.9 | 184.2 | |||
Income Tax Expense | 14.1 | 16.7 | 23.7 | 24.8 | |||
Net Income | 105.2 | [1] | 112.1 | 162.2 | 159.4 | ||
Other Comprehensive Income, Net of Tax | 0 | 0.1 | [1] | 0.1 | [1] | 0.2 | |
Comprehensive Income | $ 105.2 | $ 112.2 | $ 162.3 | $ 159.6 | |||
[1]Accumulated other comprehensive income (loss) |
Condensed Consolidated Balance
Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Millions | Mar. 31, 2024 | Sep. 30, 2023 | Mar. 31, 2023 | ||
ASSETS | |||||
Utility Plant | $ 8,480.3 | $ 8,210.1 | $ 7,892.4 | ||
Less: Accumulated depreciation and amortization | 2,509.3 | 2,431.2 | 2,358.5 | ||
Net Utility Plant | 5,971 | 5,778.9 | 5,533.9 | ||
Non-utility Property (net of accumulated depreciation and amortization of $115.9, $71.1 and $60.6 at March 31, 2024, September 30, 2023, and March 31, 2023, respectively) | 886.2 | 628.5 | 520.4 | ||
Other Investments | 105.3 | 102.6 | 131.3 | ||
Total Other Property and Investments | 991.5 | 731.1 | 651.7 | ||
Other Property and Investments | 991.5 | 731.1 | 651.7 | ||
Current Assets: | |||||
Cash and cash equivalents | 25.6 | 5.6 | 6.9 | ||
Utility | 398.5 | 192.4 | 453.7 | ||
Other | 107.3 | 128.6 | 166 | ||
Allowance for credit losses | (39.1) | (32.5) | (40.6) | ||
Delayed customer billings | 54.8 | 22 | 85.6 | ||
Accounts receivable: | |||||
Utility | 398.5 | 192.4 | 453.7 | ||
Other | 107.3 | 128.6 | 166 | ||
Allowance for credit losses | (39.1) | (32.5) | (40.6) | ||
Delayed customer billings | 54.8 | 22 | 85.6 | ||
Inventories: | |||||
Natural gas | 159 | 223.7 | 146.8 | ||
Propane gas | 8.6 | 8.6 | 8.6 | ||
Materials and supplies | 47.2 | 47.2 | 48.9 | ||
Regulatory assets | 116.9 | 348.3 | 143 | ||
Prepayments | 34.1 | 48.2 | 32.5 | ||
Other current assets | 92.8 | 84.8 | 60.2 | ||
Total Current Assets | 1,005.7 | 1,076.9 | 1,111.6 | ||
Deferred Charges and Other Assets: | |||||
Goodwill | 1,171.6 | 1,171.6 | 1,171.6 | ||
Regulatory assets | 1,272.7 | 1,249.2 | 1,316.7 | ||
Other | 298.9 | 305.9 | 263.5 | ||
Total Deferred Charges and Other Assets | 2,743.2 | 2,726.7 | 2,751.8 | ||
Total Assets | 10,711.4 | 10,313.6 | 10,049 | ||
Capitalization: | |||||
Preferred stock ($25.00 par value per share; 10.0 million depositary shares authorized, issued and outstanding at March 31, 2024, September 30, 2023, and March 31, 2023) | 242 | 242 | 242 | ||
Common stock (par value $1.00 per share; 70.0 million shares authorized; 57.7 million, 53.2 million, and 52.6 million shares issued and outstanding at March 31, 2024, September 30, 2023, and March 31, 2023, respectively) | 57.7 | 53.2 | 52.6 | ||
Paid-in capital | 1,899.7 | 1,616.5 | 1,576.5 | ||
Retained earnings | 1,155.3 | 958 | 1,089.5 | ||
Accumulated other comprehensive income | 35.6 | 47.6 | 25.9 | ||
Total Shareholders' Equity | 3,390.3 | 2,917.3 | 2,986.5 | ||
Temporary equity | 10.3 | 16.5 | 18.8 | ||
Long-term debt (less current portion) | 3,421.4 | 3,554 | 3,702.5 | ||
Total Capitalization | 6,822 | 6,487.8 | 6,707.8 | ||
Current Liabilities: | |||||
Current portion of long-term debt | 307 | 156.6 | 256.6 | ||
Notes payable | 786 | 955.5 | 561 | ||
Accounts payable | 193.4 | 253.1 | 232.3 | ||
Advance customer billings | 6.1 | 20.9 | 6.8 | ||
Wages and compensation accrued | 40.2 | 47 | 38.6 | ||
Customer deposits | 29.4 | 27.7 | 28.3 | ||
Taxes accrued | 82.6 | 104.1 | 79.9 | ||
Regulatory liabilities | 25.1 | 7.3 | 5.3 | ||
Other current liabilities | 180.5 | 183.2 | 198.1 | ||
Total Current Liabilities | 1,650.3 | 1,755.4 | 1,406.9 | ||
Deferred Credits and Other Liabilities: | |||||
Deferred income taxes | 816.6 | 743.7 | 737.9 | ||
Pension and postretirement benefit costs | 130 | 137.3 | 158.6 | ||
Asset retirement obligations | 589.7 | 577.4 | 531.5 | ||
Regulatory liabilities | 557.7 | 472.4 | 360.3 | ||
Other noncurrent liabilities | 145.1 | 139.6 | 146 | ||
Total Deferred Credits and Other Liabilities | 2,239.1 | 2,070.4 | 1,934.3 | ||
Commitments and Contingencies (Note 11) | |||||
Total Capitalization and Liabilities | 10,711.4 | 10,313.6 | 10,049 | ||
Spire Missouri [Member] | |||||
ASSETS | |||||
Utility Plant | 5,193.5 | 4,964.9 | 4,731.2 | ||
Less: Accumulated depreciation and amortization | 1,088.1 | 1,043.2 | 1,027.1 | ||
Net Utility Plant | 4,105.4 | 3,921.7 | 3,704.1 | ||
Total Other Property and Investments | 67.8 | 65.7 | 66.7 | ||
Other Property and Investments | 67.8 | 65.7 | 66.7 | ||
Current Assets: | |||||
Cash and cash equivalents | 0 | 0.8 | 0 | ||
Other | 23.8 | 21.1 | 32.5 | ||
Allowance for credit losses | (32) | (26.2) | (34.5) | ||
Delayed customer billings | 53.6 | 17.9 | 84.5 | ||
Accounts receivable: | |||||
Other | 23.8 | 21.1 | 32.5 | ||
Allowance for credit losses | (32) | (26.2) | (34.5) | ||
Delayed customer billings | 53.6 | 17.9 | 84.5 | ||
Inventories: | |||||
Natural gas | 101.9 | 132.8 | 86.7 | ||
Propane gas | 8.6 | 8.6 | 8.6 | ||
Materials and supplies | 24 | 24.2 | 24.4 | ||
Regulatory assets | 89.2 | 293.1 | 62.7 | ||
Prepayments | 17 | 26.7 | 18.5 | ||
Total Current Assets | 595.8 | 642.9 | 649.2 | ||
Deferred Charges and Other Assets: | |||||
Goodwill | 210.2 | 210.2 | 210.2 | ||
Regulatory assets | 630.5 | 617.6 | 722 | ||
Other | 145.2 | 147.4 | 107.2 | ||
Total Deferred Charges and Other Assets | 985.9 | 975.2 | 1,039.4 | ||
Total Assets | 5,754.9 | 5,605.5 | 5,459.4 | ||
Capitalization: | |||||
Retained earnings | 1,154.6 | 992.4 | 1,061.3 | ||
Accumulated other comprehensive income | (2.4) | (2.5) | (2.5) | ||
Total Shareholders' Equity | 2,007.1 | [1] | 1,844.8 | [1] | 1,875 |
Long-term debt (less current portion) | 1,486.2 | 1,785.4 | 1,784.5 | ||
Total Capitalization | 3,493.3 | 3,630.2 | 3,659.5 | ||
Paid-in capital and common stock | 854.9 | 854.9 | 816.2 | ||
Current Liabilities: | |||||
Current portion of long-term debt | 300 | 0 | 250 | ||
Advance customer billings | 0 | 11 | 0 | ||
Wages and compensation accrued | 19.9 | 23.6 | 20.4 | ||
Customer deposits | 5.9 | 5.8 | 6 | ||
Taxes accrued | 47 | 60.3 | 47.2 | ||
Other current liabilities | 44.6 | 48.7 | 52.5 | ||
Total Current Liabilities | 949.5 | 786.3 | 726.9 | ||
Deferred Credits and Other Liabilities: | |||||
Deferred income taxes | 563.9 | 531.8 | 533.3 | ||
Pension and postretirement benefit costs | 100.5 | 103.3 | 99.8 | ||
Asset retirement obligations | 113.4 | 111.1 | 112.8 | ||
Regulatory liabilities | 475.3 | 389.4 | 276.9 | ||
Other noncurrent liabilities | 59 | 53.4 | 50.2 | ||
Total Deferred Credits and Other Liabilities | 1,312.1 | 1,189 | 1,073 | ||
Total Capitalization and Liabilities | 5,754.9 | 5,605.5 | 5,459.4 | ||
Spire Missouri [Member] | Nonrelated Party [Member] | |||||
Current Assets: | |||||
Utility | 307.6 | 142.6 | 362 | ||
Accounts receivable: | |||||
Utility | 307.6 | 142.6 | 362 | ||
Current Liabilities: | |||||
Notes payable | 200 | 0 | 200 | ||
Accounts payable | 78.7 | 85.8 | 78.8 | ||
Spire Missouri [Member] | Related Party [Member] | |||||
Current Assets: | |||||
Utility | 2.1 | 1.3 | 3.8 | ||
Accounts receivable: | |||||
Utility | 2.1 | 1.3 | 3.8 | ||
Current Liabilities: | |||||
Notes payable | 243.9 | 540.6 | 60.7 | ||
Accounts payable | 9.5 | 10.5 | 11.3 | ||
Spire Alabama Inc [Member] | |||||
ASSETS | |||||
Utility Plant | 2,900.7 | 2,862.6 | 2,781.4 | ||
Less: Accumulated depreciation and amortization | 1,307.4 | 1,273 | 1,208.7 | ||
Net Utility Plant | 1,593.3 | 1,589.6 | 1,572.7 | ||
Current Assets: | |||||
Cash and cash equivalents | 1.8 | 1.2 | 1 | ||
Other | 6.8 | 6.6 | 5.3 | ||
Allowance for credit losses | (6.2) | (5.7) | (5.3) | ||
Delayed customer billings | 1 | 3.6 | 1 | ||
Accounts receivable: | |||||
Other | 6.8 | 6.6 | 5.3 | ||
Allowance for credit losses | (6.2) | (5.7) | (5.3) | ||
Delayed customer billings | 1 | 3.6 | 1 | ||
Inventories: | |||||
Natural gas | 34.1 | 52.4 | 41.4 | ||
Materials and supplies | 19.2 | 19.1 | 20.5 | ||
Regulatory assets | 14.9 | 41.6 | 64.8 | ||
Prepayments | 3.3 | 6.4 | 3.8 | ||
Total Current Assets | 148.9 | 168.6 | 208.7 | ||
Deferred Charges and Other Assets: | |||||
Regulatory assets | 619.1 | 606.9 | 568.3 | ||
Other | 84.2 | 84.2 | 81.9 | ||
Total Deferred Charges and Other Assets | 703.3 | 691.1 | 650.2 | ||
Total Assets | 2,445.5 | 2,449.3 | 2,431.6 | ||
Capitalization: | |||||
Retained earnings | 687.5 | 642.1 | 645.3 | ||
Total Shareholders' Equity | 966.9 | 928 | 935.2 | ||
Long-term debt (less current portion) | 746.1 | 745.9 | 745.7 | ||
Total Capitalization | 1,713 | 1,673.9 | 1,680.9 | ||
Paid-in capital and common stock | 279.4 | 285.9 | 289.9 | ||
Current Liabilities: | |||||
Advance customer billings | 4.7 | 8.1 | 5.3 | ||
Wages and compensation accrued | 5.6 | 6.6 | 5.4 | ||
Customer deposits | 20.5 | 19.3 | 19.6 | ||
Taxes accrued | 28.8 | 34.5 | 26.4 | ||
Regulatory liabilities | 18.7 | 0 | 0 | ||
Other current liabilities | 14.1 | 14.7 | 15.7 | ||
Total Current Liabilities | 163.6 | 240.3 | 230.5 | ||
Deferred Credits and Other Liabilities: | |||||
Deferred income taxes | 36.8 | 9.1 | 12.3 | ||
Pension and postretirement benefit costs | 22.5 | 27.2 | 52.8 | ||
Asset retirement obligations | 460.6 | 451 | 406.9 | ||
Regulatory liabilities | 20.1 | 21.2 | 21.5 | ||
Other noncurrent liabilities | 28.9 | 26.6 | 26.7 | ||
Total Deferred Credits and Other Liabilities | 568.9 | 535.1 | 520.2 | ||
Total Capitalization and Liabilities | 2,445.5 | 2,449.3 | 2,431.6 | ||
Spire Alabama Inc [Member] | Nonrelated Party [Member] | |||||
Current Assets: | |||||
Utility | 74 | 42.2 | 75.4 | ||
Accounts receivable: | |||||
Utility | 74 | 42.2 | 75.4 | ||
Current Liabilities: | |||||
Accounts payable | 28.4 | 28.4 | 29.8 | ||
Spire Alabama Inc [Member] | Related Party [Member] | |||||
Current Assets: | |||||
Utility | 0 | 1.2 | 0.8 | ||
Accounts receivable: | |||||
Utility | 0 | 1.2 | 0.8 | ||
Current Liabilities: | |||||
Notes payable | 37.4 | 124.1 | 121.3 | ||
Accounts payable | $ 5.4 | $ 4.6 | $ 7 | ||
[1]Accumulated other comprehensive income (loss) |
Condensed Consolidated Balanc_2
Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ in Millions | Mar. 31, 2024 | Sep. 30, 2023 | Mar. 31, 2023 |
Non-utility property, accumulated depreciation and amortization | $ 115.9 | $ 71.1 | $ 60.6 |
Preferred stock, par value (in dollars per share) | $ 25 | $ 25 | $ 25 |
Common stock, par value (in dollars per share) | $ 1 | $ 1 | $ 1 |
Common stock, shares authorized (in shares) | 70,000,000 | 70,000,000 | 70,000,000 |
Common stock, shares issued (in shares) | 57,700,000 | 53,200,000 | 52,600,000 |
Common Stock, shares outstanding (in shares) | 57,700,000 | 53,200,000 | 52,600,000 |
Depositary Shares [Member] | |||
Preferred stock, shares authorized (in shares) | 10,000,000 | 10,000,000 | 10,000,000 |
Preferred stock, shares issued (in shares) | 10,000,000 | 10,000,000 | 10,000,000 |
Preferred stock, shares outstanding (in shares) | 10,000,000 | 10,000,000 | 10,000,000 |
Spire Missouri [Member] | |||
Common stock, par value (in dollars per share) | $ 1 | $ 1 | $ 1 |
Common stock, shares authorized (in shares) | 50,000,000 | 50,000,000 | 50,000,000 |
Common stock, shares issued (in shares) | 25,855 | 25,855 | 25,325 |
Common Stock, shares outstanding (in shares) | 25,855 | 25,855 | 25,325 |
Spire Alabama Inc [Member] | |||
Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01 | $ 0.01 |
Common stock, shares authorized (in shares) | 3,000,000 | 3,000,000 | 3,000,000 |
Common stock, shares issued (in shares) | 2,000,000 | 2,000,000 | 2,000,000 |
Common Stock, shares outstanding (in shares) | 2,000,000 | 2,000,000 | 2,000,000 |
Condensed Consolidated Statem_3
Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Millions | Spire Missouri [Member] Common Stock [Member] | Spire Missouri [Member] Additional Paid-in Capital [Member] | Spire Missouri [Member] Retained Earnings [Member] | Spire Missouri [Member] AOCI Attributable to Parent [Member] | Spire Missouri [Member] | Spire Alabama Inc [Member] Common Stock [Member] | Spire Alabama Inc [Member] Additional Paid-in Capital [Member] | Spire Alabama Inc [Member] Retained Earnings [Member] | Spire Alabama Inc [Member] | Common Stock [Member] | Preferred Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | AOCI Attributable to Parent [Member] | Total | ||
Balance (in shares) at Sep. 30, 2022 | 25,325 | 1,972,052 | 52,494,543 | ||||||||||||||
Balance at Sep. 30, 2022 | $ 0.1 | $ 816.1 | $ 931.9 | $ (2.7) | $ 1,745.4 | $ 0 | $ 316.9 | $ 589.1 | $ 906 | $ 52.5 | $ 242 | $ 1,571.3 | $ 905.5 | $ 47.2 | $ 2,818.5 | ||
Net Income | 0 | 0 | 159.4 | 0 | 159.4 | 0 | 0 | 69.2 | 69.2 | $ 0 | 0 | 0 | 270.2 | 0 | 270.2 | ||
Common stock issued (in shares) | 40,500 | ||||||||||||||||
Common stock issued | $ 0.1 | 0 | 2.9 | 0 | 0 | 3 | |||||||||||
Dividend reinvestment plan (in shares) | 11,121 | ||||||||||||||||
Dividend reinvestment plan | $ 0 | 0 | 0.7 | 0 | 0 | 0.7 | |||||||||||
Stock-based compensation costs | $ 0 | 0 | 2.9 | 0 | 0 | 2.9 | |||||||||||
Stock activity under stock-based compensation plans (in shares) | 64,686 | ||||||||||||||||
Stock activity under stock-based compensation plans | $ 0 | 0 | 0 | 0 | 0 | ||||||||||||
Employees’ tax withholding for stock-based compensation (in shares) | (17,417) | ||||||||||||||||
Employees’ tax withholding for stock-based compensation | $ 0 | 0 | (1.3) | 0 | 0 | (1.3) | |||||||||||
Temporary equity adjustment to redemption value | 0 | 0 | 0 | (3) | 0 | (3) | |||||||||||
Common stock, dividends | 0 | 0 | (30) | 0 | (30) | $ 0 | 0 | (13) | (13) | 0 | 0 | 0 | (75.8) | 0 | (75.8) | ||
Other Comprehensive Income, Net of Tax | $ 0 | 0 | 0 | 0.2 | 0.2 | 0 | 0 | 0 | 0 | (21.3) | (21.3) | ||||||
Preferred stock dividends | $ 0 | 0 | 0 | (7.4) | 0 | (7.4) | |||||||||||
Balance (in shares) at Mar. 31, 2023 | 25,325 | 1,972,052 | 52,593,433 | ||||||||||||||
Balance at Mar. 31, 2023 | $ 0.1 | 816.1 | 1,061.3 | (2.5) | 1,875 | $ 0 | 289.9 | 645.3 | 935.2 | $ 52.6 | 242 | 1,576.5 | 1,089.5 | 25.9 | [1] | 2,986.5 | |
Return of capital to Spire | $ 0 | (27) | 0 | (27) | |||||||||||||
Balance (in shares) at Dec. 31, 2022 | 25,325 | 1,972,052 | 52,541,696 | ||||||||||||||
Balance at Dec. 31, 2022 | $ 0.1 | 816.1 | 979.2 | (2.6) | 1,792.8 | $ 0 | 305.4 | 595.3 | 900.7 | $ 52.5 | 242 | 1,571.8 | 953 | 44.8 | [1] | 2,864.1 | |
Net Income | 0 | 0 | 112.1 | 0 | 112.1 | 0 | 0 | 60 | 60 | $ 0 | 0 | 179.2 | 0 | [1] | 179.2 | ||
Common stock issued (in shares) | 40,500 | ||||||||||||||||
Common stock issued | $ 0.1 | 0 | 2.9 | 0 | 0 | 3 | |||||||||||
Dividend reinvestment plan (in shares) | 5,421 | ||||||||||||||||
Dividend reinvestment plan | $ 0 | 0 | 0.3 | 0 | 0 | [1] | 0.3 | ||||||||||
Stock-based compensation costs | $ 0 | 1.5 | 0 | 0 | [1] | 1.5 | |||||||||||
Stock activity under stock-based compensation plans (in shares) | 6,008 | ||||||||||||||||
Stock activity under stock-based compensation plans | $ 0 | 0 | 0 | 0 | 0 | ||||||||||||
Employees’ tax withholding for stock-based compensation (in shares) | (192) | ||||||||||||||||
Employees’ tax withholding for stock-based compensation | $ 0 | 0 | 0 | 0 | 0 | [1] | 0 | ||||||||||
Temporary equity adjustment to redemption value | 0 | 0 | (1.3) | 0 | [1] | (1.3) | |||||||||||
Common stock, dividends | 0 | 0 | (30) | 0 | (30) | $ 0 | 0 | (10) | (10) | 0 | 0 | (37.7) | 0 | [1] | (37.7) | ||
Other Comprehensive Income, Net of Tax | $ 0 | 0 | 0 | 0.1 | 0.1 | [1] | 0 | 0 | 0 | 0 | (18.9) | (18.9) | |||||
Preferred stock dividends | $ 0 | 0 | (3.7) | 0 | [1] | (3.7) | |||||||||||
Balance (in shares) at Mar. 31, 2023 | 25,325 | 1,972,052 | 52,593,433 | ||||||||||||||
Balance at Mar. 31, 2023 | $ 0.1 | 816.1 | 1,061.3 | (2.5) | 1,875 | $ 0 | 289.9 | 645.3 | 935.2 | $ 52.6 | 242 | 1,576.5 | 1,089.5 | 25.9 | [1] | 2,986.5 | |
Return of capital to Spire | $ 0 | (15.5) | 0 | (15.5) | |||||||||||||
Balance (in shares) at Sep. 30, 2023 | 25,855 | 1,972,052 | 53,170,224 | ||||||||||||||
Balance at Sep. 30, 2023 | $ 0.1 | 854.8 | 992.4 | (2.5) | 1,844.8 | [1] | $ 0 | 285.9 | 642.1 | 928 | $ 53.2 | 242 | 1,616.5 | 958 | 47.6 | 2,917.3 | |
Net Income | 0 | 0 | 162.2 | 0 | 162.2 | 0 | 0 | 81.8 | 81.8 | $ 0 | 0 | 0 | 289.4 | 0 | 289.4 | ||
Common stock issued (in shares) | 4,490,282 | ||||||||||||||||
Common stock issued | $ 4.4 | 0 | 281.6 | 0 | 0 | 286 | |||||||||||
Dividend reinvestment plan (in shares) | 13,211 | ||||||||||||||||
Dividend reinvestment plan | $ 0 | 0 | 0.8 | 0 | 0 | 0.8 | |||||||||||
Stock-based compensation costs | $ 0 | 0 | 2.4 | 0 | 0 | 2.4 | |||||||||||
Stock activity under stock-based compensation plans (in shares) | 92,516 | ||||||||||||||||
Stock activity under stock-based compensation plans | $ 0.1 | 0 | (0.1) | 0 | 0 | ||||||||||||
Employees’ tax withholding for stock-based compensation (in shares) | (24,541) | ||||||||||||||||
Employees’ tax withholding for stock-based compensation | $ 0 | 0 | (1.5) | 0 | 0 | (1.5) | |||||||||||
Temporary equity adjustment to redemption value | 0 | 0 | 0 | (1.4) | 0 | (1.4) | |||||||||||
Common stock, dividends | $ 0 | 0 | (36.4) | (36.4) | 0 | 0 | 0 | (83.3) | 0 | (83.3) | |||||||
Other Comprehensive Income, Net of Tax | $ 0 | 0 | 0 | 0.1 | 0.1 | [1] | 0 | 0 | 0 | 0 | (12) | (12) | |||||
Preferred stock dividends | $ 0 | 0 | 0 | (7.4) | 0 | (7.4) | |||||||||||
Balance (in shares) at Mar. 31, 2024 | 25,855 | 1,972,052 | 57,741,692 | ||||||||||||||
Balance at Mar. 31, 2024 | $ 0.1 | 854.8 | 1,154.6 | (2.4) | 2,007.1 | [1] | $ 0 | 279.4 | 687.5 | 966.9 | 3,390.3 | ||||||
Return of capital to Spire | $ 0 | (6.5) | 0 | (6.5) | |||||||||||||
Balance (in shares) at Dec. 31, 2023 | 25,855 | 1,972,052 | 54,973,694 | ||||||||||||||
Balance at Dec. 31, 2023 | $ 0.1 | 854.8 | 1,049.4 | (2.4) | 1,901.9 | [1] | $ 0 | 284.9 | 639.2 | 924.1 | $ 55 | 242 | 1,727.4 | 997.3 | 29.1 | [1] | 3,050.8 |
Net Income | $ 0 | 0 | 105.2 | 0 | 105.2 | [1] | 0 | 0 | 70.7 | 70.7 | $ 0 | 0 | 204.3 | 0 | [1] | 204.3 | |
Common stock issued (in shares) | 2,745,733 | ||||||||||||||||
Common stock issued | $ 2.7 | 0 | 170.5 | 0 | 0 | 173.2 | |||||||||||
Dividend reinvestment plan (in shares) | 6,437 | ||||||||||||||||
Dividend reinvestment plan | $ 0 | 0 | 0.4 | 0 | 0 | [1] | 0.4 | ||||||||||
Stock-based compensation costs | $ 0 | 1.5 | 0 | [1] | 1.5 | ||||||||||||
Stock activity under stock-based compensation plans (in shares) | 16,810 | ||||||||||||||||
Stock activity under stock-based compensation plans | $ 0 | 0 | 0 | 0 | 0 | ||||||||||||
Employees’ tax withholding for stock-based compensation (in shares) | (982) | ||||||||||||||||
Employees’ tax withholding for stock-based compensation | $ 0 | 0 | (0.1) | 0 | 0 | [1] | (0.1) | ||||||||||
Temporary equity adjustment to redemption value | 0 | 0 | 0.5 | 0 | [1] | 0.5 | |||||||||||
Common stock, dividends | $ 0 | 0 | (22.4) | (22.4) | 0 | 0 | (43.1) | 0 | [1] | (43.1) | |||||||
Other Comprehensive Income, Net of Tax | 0 | $ 0 | $ 0 | $ 0 | $ 0 | $ 6.5 | 6.5 | ||||||||||
Balance (in shares) at Mar. 31, 2024 | 25,855 | 1,972,052 | 57,741,692 | ||||||||||||||
Balance at Mar. 31, 2024 | $ 0.1 | $ 854.8 | $ 1,154.6 | $ (2.4) | $ 2,007.1 | [1] | $ 0 | 279.4 | 687.5 | 966.9 | $ 3,390.3 | ||||||
Return of capital to Spire | $ 0 | $ (5.5) | $ 0 | $ (5.5) | |||||||||||||
[1]Accumulated other comprehensive income (loss) |
Condensed Consolidated Statem_4
Condensed Consolidated Statements of Shareholders' Equity (Unaudited) (Parentheticals) - $ / shares | 3 Months Ended | 6 Months Ended | ||
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | |
Common stock, dividends per share declared (in dollars per share) | $ 0.755 | $ 0.72 | $ 1.51 | $ 1.44 |
Preferred stock dividends per share declared (in dollars per share) | $ 0.36875 | $ 0.36875 | $ 0.7375 | $ 0.7375 |
Condensed Consolidated Statem_5
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions | 6 Months Ended | |
Mar. 31, 2024 | Mar. 31, 2023 | |
Operating Activities: | ||
Net Income | $ 289.4 | $ 270.2 |
Adjustments to reconcile net income to net cash provided by operating activities: | ||
Depreciation and amortization | 135.9 | 124.7 |
Deferred income taxes and investment tax credits | 69.5 | 62.5 |
Changes in assets and liabilities: | ||
Accounts receivable | (175.4) | 43.7 |
Inventories | 64.8 | 218.2 |
Regulatory assets and liabilities | 317.6 | (35.5) |
Accounts payable | (34.6) | (372.9) |
Delayed/advance customer billings, net | (47.7) | (76.3) |
Taxes accrued | (21.5) | (10.8) |
Other assets and liabilities | (41.7) | (50.6) |
Other | 3.1 | 6.7 |
Net cash provided by operating activities | 559.4 | 179.9 |
Delayed/advance customer billings | (47.7) | (76.3) |
Investing Activities: | ||
Capital expenditures | (409.3) | (307.8) |
Business acquisitions, net of cash acquired | (177.4) | (37.1) |
Other | 2.8 | 4.2 |
Net cash used in investing activities | (583.9) | (340.7) |
Financing Activities: | ||
Issuance of long-term debt | 175 | 755 |
Repayment of long-term debt | (156.6) | (31.2) |
Repayment of short-term debt, net | (169.5) | (476.5) |
Issuance of common stock | 286.8 | 3.6 |
Dividends paid on common stock | (80.5) | (74.5) |
Dividends paid on preferred stock | (7.4) | (7.4) |
Other financing activities | (2.7) | (7.5) |
Net cash provided by financing activities | 45.1 | 161.5 |
Net Increase in Cash, Cash Equivalents, and Restricted Cash | 20.6 | 0.7 |
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period | 25.8 | 20.5 |
Cash, Cash Equivalents, and Restricted Cash at End of Period | 46.4 | 21.2 |
Supplemental disclosure of cash paid for: | ||
Interest, net of amounts capitalized | (102.9) | (80.5) |
Income taxes | (0.9) | (1.4) |
Spire Missouri [Member] | ||
Operating Activities: | ||
Net Income | 162.2 | 159.4 |
Adjustments to reconcile net income to net cash provided by operating activities: | ||
Depreciation and amortization | 85.2 | 77.8 |
Deferred income taxes and investment tax credits | 23.3 | 24.8 |
Changes in assets and liabilities: | ||
Accounts receivable | (162.6) | (208.9) |
Inventories | 31.1 | 126.2 |
Regulatory assets and liabilities | 276.5 | 0.6 |
Accounts payable | 2.2 | (31.5) |
Delayed/advance customer billings, net | (46.7) | (75.4) |
Taxes accrued | (13.2) | (3.2) |
Other assets and liabilities | (10.2) | (47.4) |
Other | 0.8 | 0.8 |
Net cash provided by operating activities | 348.6 | 23.2 |
Delayed/advance customer billings | (46.7) | (75.4) |
Investing Activities: | ||
Capital expenditures | (255.1) | (206.6) |
Other | 2.4 | 1.8 |
Net cash used in investing activities | (252.7) | (204.8) |
Financing Activities: | ||
Issuance of long-term debt | 0 | 400 |
Repayment of short-term debt, net | 200 | 200 |
Dividends paid on common stock | 0 | (30) |
Other financing activities | 0 | (3.9) |
Net cash provided by financing activities | (96.7) | 181.6 |
Net Increase in Cash, Cash Equivalents, and Restricted Cash | (0.8) | 0 |
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period | 0.8 | 0 |
Cash, Cash Equivalents, and Restricted Cash at End of Period | 0 | 0 |
Repayments of borrowings from Spire, net | (296.7) | (384.5) |
Repayments of borrowings from Spire, net | (296.7) | (384.5) |
Supplemental disclosure of cash paid for: | ||
Interest, net of amounts capitalized | (60.9) | (44.1) |
Income taxes | (0.4) | 0 |
Spire Alabama Inc [Member] | ||
Operating Activities: | ||
Net Income | 81.8 | 69.2 |
Adjustments to reconcile net income to net cash provided by operating activities: | ||
Depreciation and amortization | 36.1 | 34 |
Deferred income taxes and investment tax credits | 27.7 | 23.4 |
Changes in assets and liabilities: | ||
Accounts receivable | (30.4) | (4.8) |
Inventories | 18.2 | 26.9 |
Regulatory assets and liabilities | 40.4 | (32.3) |
Accounts payable | 2.9 | (39.2) |
Delayed/advance customer billings, net | (0.8) | (0.7) |
Taxes accrued | (5.7) | (4.9) |
Other assets and liabilities | 3.1 | 12.6 |
Other | 0.2 | 0.2 |
Net cash provided by operating activities | 173.5 | 84.4 |
Delayed/advance customer billings | (0.8) | (0.7) |
Investing Activities: | ||
Capital expenditures | (43.6) | (72.9) |
Other | 0.3 | 0.7 |
Net cash used in investing activities | (43.3) | (72.2) |
Financing Activities: | ||
Issuance of long-term debt | 0 | 175 |
Dividends paid on common stock | (36.4) | (21) |
Other financing activities | 0 | (1) |
Net cash provided by financing activities | (129.6) | (13.6) |
Net Increase in Cash, Cash Equivalents, and Restricted Cash | 0.6 | (1.4) |
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period | 1.2 | 2.4 |
Cash, Cash Equivalents, and Restricted Cash at End of Period | 1.8 | 1 |
Repayments of borrowings from Spire, net | (86.7) | (139.6) |
Repayments of borrowings from Spire, net | (86.7) | (139.6) |
Return of capital to Spire | (6.5) | (27) |
Supplemental disclosure of cash paid for: | ||
Interest, net of amounts capitalized | (17.7) | (12.6) |
Income taxes | $ 0 | $ 0 |
Note 1 - Summary of Significant
Note 1 - Summary of Significant Accounting Policies | 6 Months Ended |
Mar. 31, 2024 | |
Notes to Financial Statements | |
Significant Accounting Policies [Text Block] | 1. BASIS OF PRESENTATION The accompanying unaudited financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America (GAAP) for interim financial information with the instructions to Form 10 10 01 not 10 10 September 30, 2023 The consolidated financial position, results of operations, and cash flows of Spire include the accounts of the Company and all its subsidiaries. Transactions and balances between consolidated entities have been eliminated from the consolidated financial statements of Spire. In compliance with GAAP, transactions between Spire Missouri and Spire Alabama and their affiliates, as well as intercompany balances on their balance sheets, have not NATURE OF OPERATIONS Note 10 The Company’s earnings are derived primarily from its Gas Utility segment. Due to the seasonal nature of the Utilities’ business and the volumetric Spire Missouri rate design, earnings are typically concentrated during the heating season of November April not REGULATED OPERATIONS 980, Regulated Operations third may As authorized by the Missouri Public Service Commission (MoPSC), the Mississippi Public Service Commission (MSPSC) and the Alabama Public Service Commission (APSC), the Purchased Gas Adjustment (PGA) clauses and Gas Supply Adjustment (GSA) riders allow the Utilities to pass through to customers the cost of purchased gas supplies. Regulatory assets and liabilities related to the PGA clauses and the GSA riders are both labeled Unamortized Purchased Gas Adjustments herein. See additional information about regulatory assets and liabilities in Note 5 DERIVATIVES 815, Derivatives and Hedging not first 2024, not December 31, 2023. TRANSACTIONS WITH AFFILIATES Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Spire Missouri Purchases of natural gas from Spire Marketing $ 5.6 $ 13.8 $ 10.6 $ 42.3 Transportation services received from Spire STL Pipeline 8.3 7.8 16.5 15.9 Transportation services received from Spire MoGas Pipeline 1.4 — 1.4 — Sales of natural gas to Spire Marketing 0.3 0.1 0.3 0.1 Natural gas storage services from Spire Storage Salt Plains LLC 0.4 — 0.7 — Spire Alabama Purchases of natural gas from Spire Marketing $ — $ — $ 3.4 $ 1.1 RESTRICTED CASH AND OTHER INVESTMENTS March 31, 2024 March 31, 2024 September 30, 2023 March 31, 2023 BUSINESS COMBINATIONS January 19, 2024, 75 805, Business Combinations not three six March 31, 2024. ACCRUED CAPITAL EXPENDITURES March 31, September 30, March 31, 2024 2023 2023 Spire $ 80.4 $ 104.3 $ 66.3 Spire Missouri 47.2 56.5 35.4 Spire Alabama 2.7 4.6 5.2 ACCOUNTS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES not Spire Spire Missouri Spire Alabama Three Months Ended March 31, 2024 2023 2024 2023 2024 2023 Allowance at beginning of period $ 35.4 $ 34.5 $ 28.9 $ 28.2 $ 5.7 $ 5.5 Provision for expected credit losses 7.9 8.2 6.2 7.3 1.4 0.5 Write-offs, net of recoveries (4.2 ) (2.1 ) (3.1 ) (1.0 ) (0.9 ) (0.7 ) Allowance at end of period $ 39.1 $ 40.6 $ 32.0 $ 34.5 $ 6.2 $ 5.3 Six Months Ended March 31, 2024 2023 2024 2023 2024 2023 Allowance at beginning of period $ 32.5 $ 31.9 $ 26.2 $ 24.9 $ 5.7 $ 6.3 Provision for expected credit losses 12.0 12.3 9.8 11.1 1.7 0.7 Write-offs, net of recoveries (5.4 ) (3.6 ) (4.0 ) (1.5 ) (1.2 ) (1.7 ) Allowance at end of period $ 39.1 $ 40.6 $ 32.0 $ 34.5 $ 6.2 $ 5.3 |
Note 2 - Revenue
Note 2 - Revenue | 6 Months Ended |
Mar. 31, 2024 | |
Notes to Financial Statements | |
Revenue from Contract with Customer [Text Block] | 2. The following tables show revenue disaggregated by source and customer type. Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Spire Gas Utility: Residential $ 729.5 $ 730.2 $ 1,222.3 $ 1,248.2 Commercial and industrial 267.9 260.3 425.8 430.9 Transportation 36.8 33.3 69.4 64.2 Off-system and other incentive 13.0 6.1 19.4 13.7 Other customer revenue 8.2 4.3 13.7 8.7 Total revenue from contracts with customers 1,055.4 1,034.2 1,750.6 1,765.7 Changes in accrued revenue under alternative revenue programs 17.3 20.3 37.3 21.8 Total Gas Utility operating revenues 1,072.7 1,054.5 1,787.9 1,787.5 Gas Marketing 46.0 60.6 82.3 134.7 Midstream 21.5 16.5 36.4 31.7 Other 4.1 4.1 8.2 8.1 Total before eliminations 1,144.3 1,135.7 1,914.8 1,962.0 Intersegment eliminations (see Note 10, Information by Operating Segment) (15.8 ) (12.3 ) (29.7 ) (24.6 ) Total Operating Revenues $ 1,128.5 $ 1,123.4 $ 1,885.1 $ 1,937.4 Spire Missouri Residential $ 532.9 $ 570.0 $ 921.7 $ 970.6 Commercial and industrial 185.7 185.2 295.9 308.1 Transportation 10.1 9.9 19.1 19.0 Off-system and other incentive 12.3 4.5 16.4 9.6 Other customer revenue 5.0 4.3 7.5 6.3 Total revenue from contracts with customers 746.0 773.9 1,260.6 1,313.6 Changes in accrued revenue under alternative revenue programs 20.5 17.1 41.3 18.6 Total Operating Revenues $ 766.5 $ 791.0 $ 1,301.9 $ 1,332.2 Spire Alabama Residential $ 169.3 $ 135.1 $ 253.7 $ 231.4 Commercial and industrial 68.8 61.5 103.5 95.1 Transportation 24.0 20.8 44.8 40.1 Off-system and other incentive 0.7 1.7 3.0 4.1 Other customer revenue 0.7 0.7 1.6 1.9 Total revenue from contracts with customers 263.5 219.8 406.6 372.6 Changes in accrued revenue under alternative revenue programs (4.0 ) (1.5 ) (5.0 ) (1.9 ) Total Operating Revenues $ 259.5 $ 218.3 $ 401.6 $ 370.7 Gross receipts taxes associated with the Company’s natural gas utility services are imposed on the Company, Spire Missouri, and Spire Alabama and billed to its customers. The expense amounts (shown in the table below) are reported gross in the “Taxes, other than income taxes” line in the statements of income, and corresponding revenues are reported in “Operating Revenues.” Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Spire $ 60.0 $ 60.2 $ 91.1 $ 90.6 Spire Missouri 44.0 45.6 66.5 67.7 Spire Alabama 14.1 12.6 21.0 19.4 |
Note 3 - Earnings Per Common Sh
Note 3 - Earnings Per Common Share | 6 Months Ended |
Mar. 31, 2024 | |
Notes to Financial Statements | |
Earnings Per Share [Text Block] | 3. Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Basic Earnings Per Common Share: Net Income $ 204.3 $ 179.2 $ 289.4 $ 270.2 Less: Provision for preferred dividends 3.7 3.7 7.4 7.4 Income allocated to participating securities 0.3 0.4 0.4 0.5 Income Available to Common Shareholders $ 200.3 $ 175.1 $ 281.6 $ 262.3 Weighted Average Common Shares Outstanding (in millions) 55.8 52.5 54.6 52.5 Basic Earnings Per Common Share $ 3.59 $ 3.33 $ 5.16 $ 5.00 Diluted Earnings Per Common Share: Net Income $ 204.3 $ 179.2 $ 289.4 $ 270.2 Less: Provision for preferred dividends 3.7 3.7 7.4 7.4 Income allocated to participating securities 0.3 0.4 0.4 0.5 Income Available to Common Shareholders $ 200.3 $ 175.1 $ 281.6 $ 262.3 Weighted Average Common Shares Outstanding (in millions) 55.8 52.5 54.6 52.5 Dilutive Effect of forward sales of common stock, restricted stock and restricted stock units (in millions)* 0.1 0.1 0.1 0.1 Weighted Average Diluted Common Shares (in millions) 55.9 52.6 54.7 52.6 Diluted Earnings Per Common Share $ 3.58 $ 3.33 $ 5.14 $ 4.99 * Calculation excludes certain outstanding or potential common shares (shown in millions by period at the right) attributable to (1) forward sales of common stock, (2) stock units subject to performance or market conditions and (3) restricted stock, which could have a dilutive effect in the future 0.4 0.5 0.3 0.4 |
Note 4 - Shareholders' Equity
Note 4 - Shareholders' Equity | 6 Months Ended |
Mar. 31, 2024 | |
Notes to Financial Statements | |
Equity [Text Block] | 4. EQUITY ATM Program Under Spire’s “at-the-market” (ATM) equity distribution agreement and as authorized by its board of directors, the Company may may first 2024, December 11, 2023, January 25, 2024, January 2027. In the second 2024, September 27, 2024. March 31, 2024, Equity Units In February 2021, February 9, 2021, 1.1 8 February 16, 2021). March 1, 2024, 1/20th, one thousand 2021 2026 Note 6 March 1, 2024, March 5, 2024. |
Note 5 - Regulatory Matters
Note 5 - Regulatory Matters | 6 Months Ended |
Mar. 31, 2024 | |
Notes to Financial Statements | |
Public Utilities Disclosure [Text Block] | 5. As explained in Note 1 980, Regulated Operations March 31, 2024 September 30, 2023 March 31, 2023 March 31, September 30, March 31, Spire 2024 2023 2023 Regulatory Assets: Current: Unamortized purchased gas adjustments $ 81.4 $ 293.2 $ 115.3 Other 35.5 55.1 27.7 Total Current Regulatory Assets 116.9 348.3 143.0 Noncurrent: Pension and postretirement benefit costs 251.4 261.0 273.1 Cost of removal 649.2 633.2 516.4 Future income taxes due from customers 146.6 144.5 139.3 Energy efficiency 58.2 56.3 59.4 Unamortized purchased gas adjustments — 23.0 181.3 Other 167.3 131.2 147.2 Total Noncurrent Regulatory Assets 1,272.7 1,249.2 1,316.7 Total Regulatory Assets $ 1,389.6 $ 1,597.5 $ 1,459.7 Regulatory Liabilities: Current: Unamortized purchased gas adjustments $ 19.8 $ — $ — Other 5.3 7.3 5.3 Total Current Regulatory Liabilities 25.1 7.3 5.3 Noncurrent: Deferred taxes due to customers 120.9 128.0 135.8 Pension and postretirement benefit costs 192.6 185.2 161.0 Accrued cost of removal 133.5 126.6 34.6 Unamortized purchased gas adjustments 90.8 11.2 — Other 19.9 21.4 28.9 Total Noncurrent Regulatory Liabilities 557.7 472.4 360.3 Total Regulatory Liabilities $ 582.8 $ 479.7 $ 365.6 March 31, September 30, March 31, Spire Missouri 2024 2023 2023 Regulatory Assets: Current: Unamortized purchased gas adjustments $ 81.0 $ 269.4 $ 58.7 Other 8.2 23.7 4.0 Total Current Regulatory Assets 89.2 293.1 62.7 Noncurrent: Future income taxes due from customers 138.5 136.2 130.9 Pension and postretirement benefit costs 183.6 189.1 195.5 Energy efficiency 58.2 56.3 59.4 Unamortized purchased gas adjustments — 23.0 181.3 Cost of removal 97.0 97.0 24.2 Other 153.2 116.0 130.7 Total Noncurrent Regulatory Assets 630.5 617.6 722.0 Total Regulatory Assets $ 719.7 $ 910.7 $ 784.7 Regulatory Liabilities: Noncurrent: Deferred taxes due to customers $ 108.3 $ 114.8 $ 121.3 Pension and postretirement benefit costs 165.4 156.5 132.7 Accrued cost of removal 95.8 90.4 — Unamortized purchased gas adjustments 90.8 11.2 — Other 15.0 16.5 22.9 Total Noncurrent Regulatory Liabilities 475.3 389.4 276.9 Total Regulatory Liabilities $ 475.3 $ 389.4 $ 276.9 March 31, September 30, March 31, Spire Alabama 2024 2023 2023 Regulatory Assets: Current: Unamortized purchased gas adjustments $ — $ 21.7 $ 53.6 Other 14.9 19.9 11.2 Total Current Regulatory Assets 14.9 41.6 64.8 Noncurrent: Future income taxes due from customers 1.9 2.0 2.0 Pension and postretirement benefit costs 64.2 67.8 73.1 Cost of removal 552.2 536.2 492.2 Other 0.8 0.9 1.0 Total Noncurrent Regulatory Assets 619.1 606.9 568.3 Total Regulatory Assets $ 634.0 $ 648.5 $ 633.1 Regulatory Liabilities: Current: Unamortized purchased gas adjustments $ 18.7 $ — $ — Total Current Regulatory Liabilities 18.7 — — Noncurrent: Pension and postretirement benefit costs 16.8 17.9 18.0 Other 3.3 3.3 3.5 Total Noncurrent Regulatory Liabilities 20.1 21.2 21.5 Total Regulatory Liabilities $ 38.8 $ 21.2 $ 21.5 A portion of the Company’s and Spire Missouri’s regulatory assets are not March 31, September 30, March 31, 2024 2023 2023 Spire Pension and postretirement benefit costs $ 133.8 $ 133.4 $ 127.8 Future income taxes due from customers 144.7 142.5 137.2 Unamortized purchased gas adjustments 81.0 292.4 240.0 Other 127.7 104.2 102.4 Total Regulatory Assets Not Earning a Return $ 487.2 $ 672.5 $ 607.4 Spire Missouri Pension and postretirement benefit costs $ 133.8 $ 133.4 $ 127.8 Future income taxes due from customers 138.5 136.2 130.9 Unamortized purchased gas adjustments 81.0 292.4 240.0 Other 127.7 104.2 102.4 Total Regulatory Assets Not Earning a Return $ 481.0 $ 666.2 $ 601.1 Like all the Company’s regulatory assets, these regulatory assets as of March 31, 2024 two not not 35 not not Spire Missouri In 2022, 2022 0135 2022 0136 2020 2021 February 2021 ( December 2022, January 2023, no November 2023, April 2024, not The Infrastructure System Replacement Surcharge (ISRS) allows Spire Missouri expedited recovery for its investment to replace qualifying components of its infrastructure without the necessity of a formal rate case. All prior ISRS revenues were reset to zero as of December 26, 2022 April 2023, May 6, 2023, October 2022 February 2023. October 2023, October 23, 2023, March 2023 August 2023. January 17, 2024, September 2023 February 2024. March 2024, April 2024, May 2024. In fiscal 2023, November 2022 January 2023. 2024, November 2023 no March 31, 2024. Spire Alabama In the first 2023, September 30, 2023, January 1, 2023. October 26, 2023, September 30, 2024. December 27, 2023, January 1, 2024. Spire Alabama’s rate schedules for natural gas distribution charges contain a GSA rider which permits the pass-through to customers of changes in the cost of gas supply. In fiscal 2023, December 1, 2022 January 1, 2023, 2024, October 1, 2023, January 1, 2024, April 1, 2024, Spire In addition to those discussed above for Spire Missouri and Spire Alabama, Spire is affected by the following regulatory matters. On October 26, 2022, 2023 December 21, 2022 January 1, 2023. April 30, 2023 July 1, 2023. September 30, 2023 December 13, 2023. October 26, 2023, 2024 December 12, 2023 December 13, 2023. On September 14, 2022, June 30, 2022, December 6, 2022, January 1, 2023. September 1, 2023, June 30, 2023, December 14, 2023, January 1, 2024. |
Note 6 - Financing
Note 6 - Financing | 6 Months Ended |
Mar. 31, 2024 | |
Notes to Financial Statements | |
Debt Disclosure [Text Block] | 6. Short-term Spire, Spire Missouri and Spire Alabama have a syndicated revolving credit facility pursuant to a loan agreement with 12 July 22, 2027. may three may no March 31, 2024 March 31, 2024 Spire has a commercial paper program (“CP Program”) pursuant to which it may may not may 365 On January 3, 2024, October 3, 2024. one April 5, 2024. Information about short-term borrowings, including Spire Missouri’s and Spire Alabama’s borrowings from Spire, is presented in the following table. As of March 31, 2024 Spire (Parent Only) Spire Missouri Spire Alabama Spire CP Term Spire Spire Consol- Program Loan Note Note idated Six Months Ended March 31, 2024 Highest borrowings outstanding $ 1,135.0 $ 200.0 $ 643.6 $ 132.5 $ 1,275.0 Lowest borrowings outstanding 554.6 — 234.7 25.2 754.6 Weighted average borrowings 930.6 97.3 469.9 94.5 1,027.9 Weighted average interest rate 5.7 % 6.7 % 5.7 % 5.7 % 5.8 % As of March 31, 2024 Borrowings outstanding $ 586.0 $ 200.0 $ 243.9 $ 37.4 $ 786.0 Weighted average interest rate 5.6 % 6.3 % 5.6 % 5.6 % 5.8 % As of September 30, 2023 Borrowings outstanding $ 955.5 $ — $ 540.6 $ 124.1 $ 955.5 Weighted average interest rate 5.6 % n/a 5.6 % 5.6 % 5.6 % As of March 31, 2023 Borrowings outstanding $ 361.0 $ 200.0 $ 60.7 $ 121.3 $ 561.0 Weighted average interest rate 5.3 % 5.6 % 5.3 % 5.3 % 5.4 % Long-term In February 2024, 2021 2026, February 2021 Note 4 February 2024, March 1, 2026, The long-term debt agreements of Spire, Spire Missouri and Spire Alabama contain customary financial covenants and default provisions. As of March 31, 2024 no Interest expense shown on the statements of income is net of the capitalized interest amounts shown in the following table. Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Spire $ 4.0 $ 1.9 $ 7.8 $ 3.5 Spire Missouri 1.1 0.6 2.3 1.1 Spire Alabama 0.4 0.6 0.8 1.3 |
Note 7 - Fair Value of Financia
Note 7 - Fair Value of Financial Instruments | 6 Months Ended |
Mar. 31, 2024 | |
Notes to Financial Statements | |
Fair Value Disclosures [Text Block] | 7. The carrying amounts of cash and cash equivalents, notes receivable, and short-term debt approximate fair value due to the short maturity of these instruments. The fair values of long-term debt are estimated based on market prices for similar issues. Refer to Note 8 The carrying amounts and estimated fair values of financial instruments not no 3 March 31, 2024 September 30, 2023 March 31, 2023 Classification of Estimated Fair Value Carrying Amount Fair Value Quoted Prices in Active Markets (Level 1) Significant Observable Inputs (Level 2) Spire As of March 31, 2024 Cash and cash equivalents $ 25.6 $ 25.6 $ 25.6 $ — Notes payable 786.0 786.0 — 786.0 Long-term debt, including current portion 3,728.4 3,452.0 — 3,452.0 As of September 30, 2023 Cash and cash equivalents $ 5.6 $ 5.6 $ 5.6 $ — Notes payable 955.5 955.5 — 955.5 Long-term debt, including current portion 3,710.6 3,270.2 — 3,270.2 As of March 31, 2023 Cash and cash equivalents $ 6.9 $ 6.9 $ 6.9 $ — Notes payable 561.0 561.0 — 561.0 Long-term debt, including current portion 3,959.1 3,704.2 — 3,704.2 Spire Missouri As of March 31, 2024 Notes payable $ 200.0 $ 200.0 $ — $ 200.0 Notes payable – associated companies 243.9 243.9 — 243.9 Long-term debt, including current portion 1,786.2 1,649.4 — 1,649.4 As of September 30, 2023 Cash and cash equivalents $ 0.8 $ 0.8 $ 0.8 $ — Notes payable – associated companies 540.6 540.6 — 540.6 Long-term debt 1,785.4 1,592.4 — 1,592.4 As of March 31, 2023 Notes payable $ 200.0 $ 200.0 $ — $ 200.0 Notes payable – associated companies 60.7 60.7 — 60.7 Long-term debt, including current portion 2,034.5 1,930.2 — 1,930.2 Spire Alabama As of March 31, 2024 Cash and cash equivalents $ 1.8 $ 1.8 $ 1.8 $ — Notes payable – associated companies 37.4 37.4 — 37.4 Long-term debt 746.1 685.3 — 685.3 As of September 30, 2023 Cash and cash equivalents $ 1.2 $ 1.2 $ 1.2 $ — Notes payable – associated companies 124.1 124.1 — 124.1 Long-term debt 745.9 648.0 — 648.0 As of March 31, 2023 Cash and cash equivalents $ 1.0 $ 1.0 $ 1.0 $ — Notes payable – associated companies 121.3 121.3 — 121.3 Long-term debt 745.7 696.6 — 696.6 |
Note 8 - Fair Value Measurement
Note 8 - Fair Value Measurements | 6 Months Ended |
Mar. 31, 2024 | |
Notes to Financial Statements | |
Fair Value Measurement and Measurement Inputs, Recurring and Nonrecurring [Text Block] | 8. The information presented in the following tables categorizes the assets and liabilities in the balance sheets that are accounted for at fair value on a recurring basis in periods subsequent to initial recognition. The mutual funds included in Level 1 Derivative instruments included in Level 1 2 2 3 no 3 March 31, 2024 September 30, 2023 March 31, 2023 The mutual funds are included in “Other Investments” on the Company’s balance sheets and in “Other Property and Investments” on Spire Missouri’s balance sheets. Changes in their recurring valuations are recorded as unrealized gains or losses in the corresponding income statement. Derivative assets and liabilities, including receivables and payables associated with cash margin requirements, are presented net in the balance sheets when a legally enforceable netting agreement exists between the Company, Spire Missouri, or Spire Alabama and the counterparty to a derivative contract. Spire Quoted Prices in Active Markets (Level 1) Significant Observable Inputs (Level 2) Effects of Netting and Cash Margin Receivables /Payables Total As of March 31, 2024 ASSETS Gas Utility: U.S. stock/bond mutual funds $ 22.6 $ — $ — $ 22.6 NYMEX/ICE natural gas contracts 3.7 — (3.7 ) — Gasoline and heating oil contracts — 0.1 (0.1 ) — Gas Marketing: NYMEX/ICE natural gas contracts 8.6 — (8.6 ) — Natural gas commodity contracts — 62.2 (2.6 ) 59.6 Other: U.S. stock/bond mutual funds 16.6 — — 16.6 U.S. bonds 17.1 — — 17.1 Global bonds 1.4 — — 1.4 Interest rate swaps — 29.0 — 29.0 Total $ 70.0 $ 91.3 $ (15.0 ) $ 146.3 LIABILITIES Gas Utility: NYMEX/ICE natural gas contracts $ 35.7 $ — $ (35.7 ) $ — Gas Marketing: NYMEX/ICE natural gas contracts 30.7 — (30.7 ) — Natural gas commodity contracts — 25.3 (2.6 ) 22.7 Total $ 66.4 $ 25.3 $ (69.0 ) $ 22.7 Quoted Prices in Active Markets (Level 1) Significant Observable Inputs (Level 2) Effects of Netting and Cash Margin Receivables /Payables Total As of September 30, 2023 ASSETS Gas Utility: U.S. stock/bond mutual funds $ 20.4 $ — $ — $ 20.4 NYMEX/ICE natural gas contracts 6.3 — (6.3 ) — Gasoline and heating oil contracts — 0.1 (0.1 ) — Gas Marketing: NYMEX/ICE natural gas contracts 10.1 — (10.1 ) — Natural gas commodity contracts — 36.7 (3.6 ) 33.1 Other: U.S. stock/bond mutual funds 37.6 — — 37.6 Interest rate swaps — 44.2 — 44.2 Total $ 74.4 $ 81.0 $ (20.1 ) $ 135.3 LIABILITIES Gas Utility: NYMEX/ICE natural gas contracts $ 50.8 $ — $ (44.0 ) $ 6.8 Gas Marketing: NYMEX/ICE natural gas contracts 21.8 — (21.8 ) — Natural gas commodity contracts — 27.6 (3.6 ) 24.0 Total $ 72.6 $ 27.6 $ (69.4 ) $ 30.8 As of March 31, 2023 ASSETS Gas Utility: U.S. stock/bond mutual funds $ 20.7 $ — $ — $ 20.7 NYMEX/ICE natural gas contracts 0.1 — (0.1 ) — Gas Marketing: NYMEX/ICE natural gas contracts 31.9 — (31.9 ) — Natural gas commodity contracts * — 39.2 (1.3 ) 37.9 Other: U.S. stock/bond mutual funds 29.2 — — 29.2 Interest rate swaps * — 16.5 — 16.5 Total $ 81.9 $ 55.7 $ (33.3 ) $ 104.3 LIABILITIES Gas Utility: NYMEX/ICE natural gas contracts $ 62.7 $ — $ (62.7 ) $ — Gasoline and heating oil contracts 0.5 — (0.5 ) — Gas Marketing: NYMEX/ICE natural gas contracts 48.1 — (48.1 ) — Natural gas commodity contracts * — 32.4 (1.3 ) 31.1 Other: Interest rate swaps * — 2.2 — 2.2 Total $ 111.3 $ 34.6 $ (112.6 ) $ 33.3 * Subsequent to the issuance of its consolidated financial statements for the quarter ended March 31, 2023, fourth 2023, 2 1 March 31, 2023. not Spire Missouri Quoted Prices in Active Markets (Level 1) Significant Observable Inputs (Level 2) Effects of Netting and Cash Margin Receivables /Payables Total As of March 31, 2024 ASSETS U.S. stock/bond mutual funds $ 22.6 $ — $ — $ 22.6 NYMEX/ICE natural gas contracts 3.7 — (3.7 ) — Gasoline and heating oil contracts — 0.1 (0.1 ) — Total $ 26.3 $ 0.1 $ (3.8 ) $ 22.6 LIABILITIES NYMEX/ICE natural gas contracts $ 35.7 $ — $ (35.7 ) $ — As of September 30, 2023 ASSETS U.S. stock/bond mutual funds $ 20.4 $ — $ — $ 20.4 NYMEX/ICE natural gas contracts 6.3 — (6.3 ) — Gasoline and heating oil contracts — 0.1 (0.1 ) — Total $ 26.7 $ 0.1 $ (6.4 ) $ 20.4 LIABILITIES NYMEX/ICE natural gas contracts $ 50.8 $ — $ (44.0 ) $ 6.8 As of March 31, 2023 ASSETS U.S. stock/bond mutual funds $ 20.7 $ — $ — $ 20.7 NYMEX/ICE natural gas contracts 0.1 — (0.1 ) — Total $ 20.8 $ — $ (0.1 ) $ 20.7 LIABILITIES NYMEX/ICE natural gas contracts $ 62.7 $ — $ (62.7 ) $ — Gasoline and heating oil contracts 0.5 — (0.5 ) — Total $ 63.2 $ — $ (63.2 ) $ — |
Note 9 - Pension Plans and Othe
Note 9 - Pension Plans and Other Postretirement Benefits | 6 Months Ended |
Mar. 31, 2024 | |
Notes to Financial Statements | |
Retirement Benefits [Text Block] | 9. Pension Plans Spire and the Utilities maintain pension plans for their employees. Spire Missouri and Spire Alabama have non-contributory, defined benefit, trusteed forms of pension plans covering the majority of their employees. Qualified plan assets are comprised of mutual and commingled funds consisting of U.S. equities with varying strategies, global equities, alternative investments, and fixed income investments. The net periodic pension cost includes components shown in the following tables. The components other than the service costs and regulatory adjustment are presented in “Other Income, Net” in the income statement, except for Spire Alabama’s losses on lump-sum settlements. Such losses are capitalized in regulatory balances and amortized over the remaining actuarial life of individuals in the plan, and that amortization is presented in “Other Income, Net.” Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Spire Service cost – benefits earned during the period $ 3.9 $ 3.9 $ 7.9 $ 8.0 Interest cost on projected benefit obligation 6.6 5.9 13.4 12.3 Expected return on plan assets (6.1 ) (5.7 ) (12.4 ) (12.1 ) Amortization of prior service credit (1.2 ) (1.2 ) (2.3 ) (2.3 ) Amortization of actuarial loss 1.6 1.6 3.2 3.2 Loss on lump-sum settlements — — — 8.6 Subtotal 4.8 4.5 9.8 17.7 Regulatory adjustment 8.8 10.4 17.5 12.2 Net pension cost $ 13.6 $ 14.9 $ 27.3 $ 29.9 Spire Missouri Service cost – benefits earned during the period $ 2.6 $ 2.9 $ 5.2 $ 5.7 Interest cost on projected benefit obligation 4.7 4.4 9.5 8.9 Expected return on plan assets (4.2 ) (4.5 ) (8.5 ) (9.0 ) Amortization of prior service credit (0.5 ) (0.5 ) (1.0 ) (1.0 ) Amortization of actuarial loss 1.4 1.6 2.9 3.1 Subtotal 4.0 3.9 8.1 7.7 Regulatory adjustment 6.3 8.1 12.6 16.2 Net pension cost $ 10.3 $ 12.0 $ 20.7 $ 23.9 Spire Alabama Service cost – benefits earned during the period $ 1.1 $ 0.8 $ 2.3 $ 1.9 Interest cost on projected benefit obligation 1.2 0.8 2.5 2.1 Expected return on plan assets (1.2 ) (0.5 ) (2.4 ) (1.6 ) Amortization of prior service credit (0.6 ) (0.6 ) (1.2 ) (1.2 ) Amortization of actuarial loss 0.3 0.2 0.5 0.3 Loss on lump-sum settlements — — — 8.6 Subtotal 0.8 0.7 1.7 10.1 Regulatory adjustment 2.3 2.1 4.5 (4.4 ) Net pension cost $ 3.1 $ 2.8 $ 6.2 $ 5.7 Pursuant to the provisions of Spire Missouri’s and Spire Alabama’s pension plans, pension obligations may . For the three six March 31, 2024 , no Spire plans met the criteria for settlement recognition. For the six March 31, 2023, two one six March 31, 2023. Effective December 23, 2021, December 26, 2022, Also effective December 23, 2021, eight eight eight eight December 26, 2022, The funding policy of the Utilities is to contribute an amount not 2024 March 31, 2024 $5.0 none 2024 March 31, 2024 $5.4. C 2024. C 2024 $11.0. Other Postretirement Benefits Spire and the Utilities provide certain life insurance benefits at retirement. Spire Missouri plans provide for medical insurance after early retirement until age 65. January 1, 2015, The net periodic postretirement benefit cost includes components shown in the following tables. The components other than the service costs and regulatory adjustment are presented in “Other Income, Net” in the income statement, except in the event Spire Alabama incurs losses on lump-sum settlements. Any such losses are capitalized in regulatory balances and amortized over the remaining actuarial life of individuals in the plan, and that amortization is presented in “Other Income, Net.” Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Spire Service cost – benefits earned during the period $ 1.0 $ 1.2 $ 2.1 $ 2.4 Interest cost on accumulated postretirement benefit obligation 2.4 2.2 4.5 4.3 Expected return on plan assets (4.2 ) (3.9 ) (8.2 ) (7.8 ) Amortization of prior service cost 0.1 — 0.2 0.1 Amortization of actuarial gain (1.1 ) (1.1 ) (2.1 ) (2.1 ) Subtotal (1.8 ) (1.6 ) (3.5 ) (3.1 ) Regulatory adjustment 0.3 0.2 0.5 0.3 Net postretirement benefit income $ (1.5 ) $ (1.4 ) $ (3.0 ) $ (2.8 ) Spire Missouri Service cost – benefits earned during the period $ 0.9 $ 1.0 $ 1.8 $ 2.0 Interest cost on accumulated postretirement benefit obligation 1.7 1.7 3.3 3.3 Expected return on plan assets (2.7 ) (2.7 ) (5.4 ) (5.3 ) Amortization of prior service cost 0.1 0.1 0.3 0.3 Amortization of actuarial gain (0.9 ) (0.8 ) (1.8 ) (1.6 ) Subtotal (0.9 ) (0.7 ) (1.8 ) (1.3 ) Regulatory adjustment 0.7 0.7 1.3 1.3 Net postretirement benefit income $ (0.2 ) $ — $ (0.5 ) $ — Spire Alabama Service cost – benefits earned during the period $ 0.1 $ 0.1 $ 0.3 $ 0.3 Interest cost on accumulated postretirement benefit obligation 0.6 0.5 1.1 0.9 Expected return on plan assets (1.3 ) (1.3 ) (2.6 ) (2.5 ) Amortization of prior service credit — (0.1 ) (0.1 ) (0.2 ) Amortization of actuarial gain (0.1 ) (0.2 ) (0.1 ) (0.3 ) Subtotal (0.7 ) (1.0 ) (1.4 ) (1.8 ) Regulatory adjustment (0.5 ) (0.4 ) (0.9 ) (0.9 ) Net postretirement benefit income $ (1.2 ) $ (1.4 ) $ (2.3 ) $ (2.7 ) Missouri and Alabama state laws provide for the recovery in rates of costs accrued pursuant to GAAP provided that such costs are funded through an independent, external funding mechanism. The Utilities have established Voluntary Employees’ Beneficiary Association (VEBA) and Rabbi Trusts as external funding mechanisms. The assets of the VEBA and Rabbi Trusts consist primarily of money market securities and mutual funds invested in stocks and bonds. Effective December 23, 2021, no 2022 December 2022, The Utilities’ funding policy is to contribute amounts to the trusts equal to the periodic benefit cost calculated pursuant to GAAP as recovered in rates. There have been no March 31, 2024 |
Note 10 - Information by Operat
Note 10 - Information by Operating Segment | 6 Months Ended |
Mar. 31, 2024 | |
Notes to Financial Statements | |
Segment Reporting Disclosure [Text Block] | 10. The Company has three Accounting policies are described in Note 1 Management evaluates the performance of the operating segments based on the computation of net economic earnings. Net economic earnings exclude from reported net income the after-tax impacts of fair value accounting and timing adjustments associated with energy-related transactions, the impacts of acquisition, divestiture and restructuring activities, and the largely non-cash impacts of impairments and other non-recurring or unusual items such as certain regulatory, legislative, or GAAP standard-setting actions. Gas Utility Gas Marketing Midstream Other Eliminations Consolidated Three Months Ended March 31, 2024 Revenues from external customers $ 1,072.4 $ 46.0 $ 10.0 $ 0.1 $ — $ 1,128.5 Intersegment revenues 0.3 — 11.5 4.0 (15.8 ) — Total Operating Revenues 1,072.7 46.0 21.5 4.1 (15.8 ) 1,128.5 Depreciation and amortization expense 65.4 0.4 3.0 0.1 — 68.9 Interest expense 38.3 — 2.0 22.3 (10.4 ) 52.2 Income tax expense (benefit) 41.7 7.6 1.5 (1.4 ) — 49.4 Net economic earnings (loss) 188.0 15.5 3.8 (10.7 ) — 196.6 Capital expenditures 137.3 — 46.0 — (0.5 ) 182.8 Gas Utility Gas Marketing Midstream Other Eliminations Consolidated Three Months Ended March 31, 2023 Revenues from external customers $ 1,054.4 $ 60.6 $ 8.2 $ 0.2 $ — $ 1,123.4 Intersegment revenues 0.1 — 8.3 3.9 (12.3 ) — Total Operating Revenues 1,054.5 60.6 16.5 4.1 (12.3 ) 1,123.4 Depreciation and amortization expense 60.2 0.4 2.0 — — 62.6 Interest expense 35.5 — 1.9 17.0 (7.2 ) 47.2 Income tax expense (benefit) 38.9 0.8 1.5 (0.3 ) — 40.9 Net economic earnings (loss) 183.9 21.8 4.2 (10.7 ) — 199.2 Capital expenditures 143.7 — 9.3 — — 153.0 Gas Utility Gas Marketing Midstream Other Eliminations Consolidated Six Months Ended March 31, 2024 Revenues from external customers $ 1,787.6 $ 82.3 $ 15.0 $ 0.2 $ — $ 1,885.1 Intersegment revenues 0.3 — 21.4 8.0 (29.7 ) — Total Operating Revenues 1,787.9 82.3 36.4 8.2 (29.7 ) 1,885.1 Depreciation and amortization 129.6 0.8 5.3 0.2 — 135.9 Interest Expense 77.3 — 3.8 46.3 (24.6 ) 102.8 Income tax expense (benefit) 57.4 11.4 2.1 (0.5 ) — 70.4 Net Economic Earnings (Loss) 263.8 22.7 6.2 (13.4 ) — 279.3 Capital expenditures 312.2 — 98.0 — (0.9 ) 409.3 Gas Utility Gas Marketing Midstream Other Eliminations Consolidated Six Months Ended March 31, 2023 Revenues from external customers $ 1,787.4 $ 134.7 $ 15.0 $ 0.3 $ — $ 1,937.4 Intersegment revenues 0.1 — 16.7 7.8 (24.6 ) — Total Operating Revenues 1,787.5 134.7 31.7 8.1 (24.6 ) 1,937.4 Depreciation and amortization 119.9 0.7 3.9 0.2 — 124.7 Interest Expense 67.6 — 3.8 36.5 (17.1 ) 90.8 Income tax expense (benefit) 51.3 11.3 2.9 (3.0 ) — 62.5 Net Economic Earnings (Loss) 246.8 47.5 8.0 (18.0 ) — 284.3 Capital expenditures 290.0 0.2 17.0 0.6 — 307.8 The following table reconciles the Company’s net economic earnings (loss) to net income (loss). Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Net Income $ 204.3 $ 179.2 $ 289.4 $ 270.2 Adjustments, pre-tax: Fair value and timing adjustments (10.2 ) 26.6 (15.4 ) 18.8 Acquisition activities — — 1.9 — Income tax adjustments 2.5 (6.6 ) 3.4 (4.7 ) Net Economic Earnings $ 196.6 $ 199.2 $ 279.3 $ 284.3 The Company’s total assets by segment were as follows: March 31, September 30, March 31, 2024 2023 2023 Total Assets: Gas Utility $ 8,646.3 $ 8,486.7 $ 8,317.6 Gas Marketing 191.4 332.0 335.0 Midstream 845.2 574.3 506.2 Other 2,467.2 2,533.3 1,959.1 Eliminations (1,438.7 ) (1,612.7 ) (1,068.9 ) Total Assets $ 10,711.4 $ 10,313.6 $ 10,049.0 |
Note 11 - Commitments and Conti
Note 11 - Commitments and Contingencies | 6 Months Ended |
Mar. 31, 2024 | |
Notes to Financial Statements | |
Commitments and Contingencies Disclosure [Text Block] | 11. Commitments The Company and the Utilities have entered into contracts with various counterparties, expiring on dates through calendar 2039, March 31, 2024 November April. A consolidated subsidiary of Spire is a limited partner in Inter-Atlantic Energy Capital Ventures, L.P., an unconsolidated partnership focusing on sustainability initiatives largely tied to the natural gas utility sector. Spire committed to contribute a total of $10.0 of capital to the partnership as and when requested by the general partner. As of March 31, 2024 Contingencies The Company and the Utilities account for contingencies, including environmental liabilities, in accordance with accounting standards under the loss contingency guidance of ASC Topic 450, Contingencies In addition to matters noted below, the Company and the Utilities are involved in other litigation, claims, and investigations arising in the normal course of business. Management, after discussion with counsel, believes the final outcome will not The Company and the Utilities own and operate natural gas distribution, transmission, and storage facilities, the operations of which are subject to various environmental laws, regulations, and interpretations. While environmental issues resulting from such operations arise in the ordinary course of business, such issues have not may may may In the natural gas industry, many gas distribution companies have incurred environmental liabilities associated with sites they or their predecessor companies formerly owned or operated where manufactured gas operations took place. The Utilities each have former manufactured gas plant (MGP) operations in their respective service territories, some of which are discussed under the Spire Missouri and Spire Alabama headings below. To the extent costs are incurred associated with environmental remediation activities, the Utilities would request authority from their respective regulators to defer such costs (less any amounts received from insurance proceeds or as contributions from other potentially responsible parties (PRPs)) and collect them through future rates. To date, costs incurred for all Spire MGP sites for investigation, remediation and monitoring have not may may In 2020, March 2021, not may Spire Missouri Spire Missouri has identified three two third In conjunction with redevelopment of the Carondelet Coke site, Spire Missouri and another former owner of the site entered into an agreement (the “Remediation Agreement”) with the City development agencies, the developer, and an environmental consultant that obligates one No December 20, 2010, seven six In a letter dated June 29, 2011, second January 10, 2012, no Additionally, in correspondence dated November 30, 2016, 7 107 1980 third not March 2017 Spire Missouri has notified its insurers that it seeks reimbursement for costs incurred in the past and future potential liabilities associated with these MGP sites. While some of the insurers have denied coverage and reserved their rights, Spire Missouri retains the right to seek potential reimbursements from them. On March 10, 2015, 104 7 April 3, 2015, July 15, 2015, August 15, 2015. no In its western service area, Spire Missouri has six #1, #1, #2. 2003 September 15, 2016, six May 11, 2015, Spire Alabama Spire Alabama is in the chain of title of nine four five one In 2011, In 2012, 104 35th not 35th Assessments were performed by the EPA of the former MGP sites in Gadsden and Anniston, and NFA letters were received after each assessment. Spire In addition to those discussed above for Spire Missouri and Spire Alabama, Spire is aware of the following contingent matters. Spire Marketing, along with many natural gas industry participants, faced the unprecedented effects of Winter Storm Uri in February 2021. |
Insider Trading Arrangements
Insider Trading Arrangements | 3 Months Ended | 6 Months Ended |
Mar. 31, 2024 | Mar. 31, 2024 | |
Insider Trading Arr Line Items | ||
Material Terms of Trading Arrangement [Text Block] | 5. During the quarterly period ended March 31, 2024 no 10b5 1 10b5 1 | |
Rule 10b5-1 Arrangement Adopted [Flag] | false | |
Non-Rule 10b5-1 Arrangement Adopted [Flag] | false | |
Rule 10b5-1 Arrangement Terminated [Flag] | false | |
Non-Rule 10b5-1 Arrangement Terminated [Flag] | false |
Significant Accounting Policies
Significant Accounting Policies (Policies) | 6 Months Ended |
Mar. 31, 2024 | |
Accounting Policies [Abstract] | |
Basis of Accounting, Policy [Policy Text Block] | BASIS OF PRESENTATION The accompanying unaudited financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America (GAAP) for interim financial information with the instructions to Form 10 10 01 not 10 10 September 30, 2023 The consolidated financial position, results of operations, and cash flows of Spire include the accounts of the Company and all its subsidiaries. Transactions and balances between consolidated entities have been eliminated from the consolidated financial statements of Spire. In compliance with GAAP, transactions between Spire Missouri and Spire Alabama and their affiliates, as well as intercompany balances on their balance sheets, have not NATURE OF OPERATIONS Note 10 The Company’s earnings are derived primarily from its Gas Utility segment. Due to the seasonal nature of the Utilities’ business and the volumetric Spire Missouri rate design, earnings are typically concentrated during the heating season of November April not |
Public Utilities, Policy [Policy Text Block] | REGULATED OPERATIONS 980, Regulated Operations third may As authorized by the Missouri Public Service Commission (MoPSC), the Mississippi Public Service Commission (MSPSC) and the Alabama Public Service Commission (APSC), the Purchased Gas Adjustment (PGA) clauses and Gas Supply Adjustment (GSA) riders allow the Utilities to pass through to customers the cost of purchased gas supplies. Regulatory assets and liabilities related to the PGA clauses and the GSA riders are both labeled Unamortized Purchased Gas Adjustments herein. See additional information about regulatory assets and liabilities in Note 5 |
Derivatives, Policy [Policy Text Block] | DERIVATIVES 815, Derivatives and Hedging not first 2024, not December 31, 2023. |
Transactions With Affiliates [Policy Text Block] | TRANSACTIONS WITH AFFILIATES Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Spire Missouri Purchases of natural gas from Spire Marketing $ 5.6 $ 13.8 $ 10.6 $ 42.3 Transportation services received from Spire STL Pipeline 8.3 7.8 16.5 15.9 Transportation services received from Spire MoGas Pipeline 1.4 — 1.4 — Sales of natural gas to Spire Marketing 0.3 0.1 0.3 0.1 Natural gas storage services from Spire Storage Salt Plains LLC 0.4 — 0.7 — Spire Alabama Purchases of natural gas from Spire Marketing $ — $ — $ 3.4 $ 1.1 |
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] | RESTRICTED CASH AND OTHER INVESTMENTS March 31, 2024 March 31, 2024 September 30, 2023 March 31, 2023 |
Business Combinations Policy [Policy Text Block] | BUSINESS COMBINATIONS January 19, 2024, 75 805, Business Combinations not three six March 31, 2024. |
Accrued Capital Expenditures [Policy Text Block] | ACCRUED CAPITAL EXPENDITURES March 31, September 30, March 31, 2024 2023 2023 Spire $ 80.4 $ 104.3 $ 66.3 Spire Missouri 47.2 56.5 35.4 Spire Alabama 2.7 4.6 5.2 |
Receivable [Policy Text Block] | ACCOUNTS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES not Spire Spire Missouri Spire Alabama Three Months Ended March 31, 2024 2023 2024 2023 2024 2023 Allowance at beginning of period $ 35.4 $ 34.5 $ 28.9 $ 28.2 $ 5.7 $ 5.5 Provision for expected credit losses 7.9 8.2 6.2 7.3 1.4 0.5 Write-offs, net of recoveries (4.2 ) (2.1 ) (3.1 ) (1.0 ) (0.9 ) (0.7 ) Allowance at end of period $ 39.1 $ 40.6 $ 32.0 $ 34.5 $ 6.2 $ 5.3 Six Months Ended March 31, 2024 2023 2024 2023 2024 2023 Allowance at beginning of period $ 32.5 $ 31.9 $ 26.2 $ 24.9 $ 5.7 $ 6.3 Provision for expected credit losses 12.0 12.3 9.8 11.1 1.7 0.7 Write-offs, net of recoveries (5.4 ) (3.6 ) (4.0 ) (1.5 ) (1.2 ) (1.7 ) Allowance at end of period $ 39.1 $ 40.6 $ 32.0 $ 34.5 $ 6.2 $ 5.3 |
Note 1 - Summary of Significa_2
Note 1 - Summary of Significant Accounting Policies (Tables) | 6 Months Ended |
Mar. 31, 2024 | |
Notes Tables | |
Schedule of Related Party Transactions [Table Text Block] | Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Spire Missouri Purchases of natural gas from Spire Marketing $ 5.6 $ 13.8 $ 10.6 $ 42.3 Transportation services received from Spire STL Pipeline 8.3 7.8 16.5 15.9 Transportation services received from Spire MoGas Pipeline 1.4 — 1.4 — Sales of natural gas to Spire Marketing 0.3 0.1 0.3 0.1 Natural gas storage services from Spire Storage Salt Plains LLC 0.4 — 0.7 — Spire Alabama Purchases of natural gas from Spire Marketing $ — $ — $ 3.4 $ 1.1 |
Schedule Of Capital Expenditure Excluded From Statement Of Cash Flow [Table Text Block] | March 31, September 30, March 31, 2024 2023 2023 Spire $ 80.4 $ 104.3 $ 66.3 Spire Missouri 47.2 56.5 35.4 Spire Alabama 2.7 4.6 5.2 |
Accounts Receivable, Allowance for Credit Loss [Table Text Block] | Spire Spire Missouri Spire Alabama Three Months Ended March 31, 2024 2023 2024 2023 2024 2023 Allowance at beginning of period $ 35.4 $ 34.5 $ 28.9 $ 28.2 $ 5.7 $ 5.5 Provision for expected credit losses 7.9 8.2 6.2 7.3 1.4 0.5 Write-offs, net of recoveries (4.2 ) (2.1 ) (3.1 ) (1.0 ) (0.9 ) (0.7 ) Allowance at end of period $ 39.1 $ 40.6 $ 32.0 $ 34.5 $ 6.2 $ 5.3 Six Months Ended March 31, 2024 2023 2024 2023 2024 2023 Allowance at beginning of period $ 32.5 $ 31.9 $ 26.2 $ 24.9 $ 5.7 $ 6.3 Provision for expected credit losses 12.0 12.3 9.8 11.1 1.7 0.7 Write-offs, net of recoveries (5.4 ) (3.6 ) (4.0 ) (1.5 ) (1.2 ) (1.7 ) Allowance at end of period $ 39.1 $ 40.6 $ 32.0 $ 34.5 $ 6.2 $ 5.3 |
Note 2 - Revenue (Tables)
Note 2 - Revenue (Tables) | 6 Months Ended |
Mar. 31, 2024 | |
Notes Tables | |
Disaggregation of Revenue [Table Text Block] | Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Spire Gas Utility: Residential $ 729.5 $ 730.2 $ 1,222.3 $ 1,248.2 Commercial and industrial 267.9 260.3 425.8 430.9 Transportation 36.8 33.3 69.4 64.2 Off-system and other incentive 13.0 6.1 19.4 13.7 Other customer revenue 8.2 4.3 13.7 8.7 Total revenue from contracts with customers 1,055.4 1,034.2 1,750.6 1,765.7 Changes in accrued revenue under alternative revenue programs 17.3 20.3 37.3 21.8 Total Gas Utility operating revenues 1,072.7 1,054.5 1,787.9 1,787.5 Gas Marketing 46.0 60.6 82.3 134.7 Midstream 21.5 16.5 36.4 31.7 Other 4.1 4.1 8.2 8.1 Total before eliminations 1,144.3 1,135.7 1,914.8 1,962.0 Intersegment eliminations (see Note 10, Information by Operating Segment) (15.8 ) (12.3 ) (29.7 ) (24.6 ) Total Operating Revenues $ 1,128.5 $ 1,123.4 $ 1,885.1 $ 1,937.4 Spire Missouri Residential $ 532.9 $ 570.0 $ 921.7 $ 970.6 Commercial and industrial 185.7 185.2 295.9 308.1 Transportation 10.1 9.9 19.1 19.0 Off-system and other incentive 12.3 4.5 16.4 9.6 Other customer revenue 5.0 4.3 7.5 6.3 Total revenue from contracts with customers 746.0 773.9 1,260.6 1,313.6 Changes in accrued revenue under alternative revenue programs 20.5 17.1 41.3 18.6 Total Operating Revenues $ 766.5 $ 791.0 $ 1,301.9 $ 1,332.2 Spire Alabama Residential $ 169.3 $ 135.1 $ 253.7 $ 231.4 Commercial and industrial 68.8 61.5 103.5 95.1 Transportation 24.0 20.8 44.8 40.1 Off-system and other incentive 0.7 1.7 3.0 4.1 Other customer revenue 0.7 0.7 1.6 1.9 Total revenue from contracts with customers 263.5 219.8 406.6 372.6 Changes in accrued revenue under alternative revenue programs (4.0 ) (1.5 ) (5.0 ) (1.9 ) Total Operating Revenues $ 259.5 $ 218.3 $ 401.6 $ 370.7 |
Schedule Of Taxes On Revenues [Table Text Block] | Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Spire $ 60.0 $ 60.2 $ 91.1 $ 90.6 Spire Missouri 44.0 45.6 66.5 67.7 Spire Alabama 14.1 12.6 21.0 19.4 |
Note 3 - Earnings Per Common _2
Note 3 - Earnings Per Common Share (Tables) | 6 Months Ended |
Mar. 31, 2024 | |
Notes Tables | |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] | Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Basic Earnings Per Common Share: Net Income $ 204.3 $ 179.2 $ 289.4 $ 270.2 Less: Provision for preferred dividends 3.7 3.7 7.4 7.4 Income allocated to participating securities 0.3 0.4 0.4 0.5 Income Available to Common Shareholders $ 200.3 $ 175.1 $ 281.6 $ 262.3 Weighted Average Common Shares Outstanding (in millions) 55.8 52.5 54.6 52.5 Basic Earnings Per Common Share $ 3.59 $ 3.33 $ 5.16 $ 5.00 Diluted Earnings Per Common Share: Net Income $ 204.3 $ 179.2 $ 289.4 $ 270.2 Less: Provision for preferred dividends 3.7 3.7 7.4 7.4 Income allocated to participating securities 0.3 0.4 0.4 0.5 Income Available to Common Shareholders $ 200.3 $ 175.1 $ 281.6 $ 262.3 Weighted Average Common Shares Outstanding (in millions) 55.8 52.5 54.6 52.5 Dilutive Effect of forward sales of common stock, restricted stock and restricted stock units (in millions)* 0.1 0.1 0.1 0.1 Weighted Average Diluted Common Shares (in millions) 55.9 52.6 54.7 52.6 Diluted Earnings Per Common Share $ 3.58 $ 3.33 $ 5.14 $ 4.99 * Calculation excludes certain outstanding or potential common shares (shown in millions by period at the right) attributable to (1) forward sales of common stock, (2) stock units subject to performance or market conditions and (3) restricted stock, which could have a dilutive effect in the future 0.4 0.5 0.3 0.4 |
Note 5 - Regulatory Matters (Ta
Note 5 - Regulatory Matters (Tables) | 6 Months Ended |
Mar. 31, 2024 | |
Notes Tables | |
Schedule of Regulatory Assets and Liabilities [Table Text Block] | March 31, September 30, March 31, Spire 2024 2023 2023 Regulatory Assets: Current: Unamortized purchased gas adjustments $ 81.4 $ 293.2 $ 115.3 Other 35.5 55.1 27.7 Total Current Regulatory Assets 116.9 348.3 143.0 Noncurrent: Pension and postretirement benefit costs 251.4 261.0 273.1 Cost of removal 649.2 633.2 516.4 Future income taxes due from customers 146.6 144.5 139.3 Energy efficiency 58.2 56.3 59.4 Unamortized purchased gas adjustments — 23.0 181.3 Other 167.3 131.2 147.2 Total Noncurrent Regulatory Assets 1,272.7 1,249.2 1,316.7 Total Regulatory Assets $ 1,389.6 $ 1,597.5 $ 1,459.7 Regulatory Liabilities: Current: Unamortized purchased gas adjustments $ 19.8 $ — $ — Other 5.3 7.3 5.3 Total Current Regulatory Liabilities 25.1 7.3 5.3 Noncurrent: Deferred taxes due to customers 120.9 128.0 135.8 Pension and postretirement benefit costs 192.6 185.2 161.0 Accrued cost of removal 133.5 126.6 34.6 Unamortized purchased gas adjustments 90.8 11.2 — Other 19.9 21.4 28.9 Total Noncurrent Regulatory Liabilities 557.7 472.4 360.3 Total Regulatory Liabilities $ 582.8 $ 479.7 $ 365.6 March 31, September 30, March 31, Spire Missouri 2024 2023 2023 Regulatory Assets: Current: Unamortized purchased gas adjustments $ 81.0 $ 269.4 $ 58.7 Other 8.2 23.7 4.0 Total Current Regulatory Assets 89.2 293.1 62.7 Noncurrent: Future income taxes due from customers 138.5 136.2 130.9 Pension and postretirement benefit costs 183.6 189.1 195.5 Energy efficiency 58.2 56.3 59.4 Unamortized purchased gas adjustments — 23.0 181.3 Cost of removal 97.0 97.0 24.2 Other 153.2 116.0 130.7 Total Noncurrent Regulatory Assets 630.5 617.6 722.0 Total Regulatory Assets $ 719.7 $ 910.7 $ 784.7 Regulatory Liabilities: Noncurrent: Deferred taxes due to customers $ 108.3 $ 114.8 $ 121.3 Pension and postretirement benefit costs 165.4 156.5 132.7 Accrued cost of removal 95.8 90.4 — Unamortized purchased gas adjustments 90.8 11.2 — Other 15.0 16.5 22.9 Total Noncurrent Regulatory Liabilities 475.3 389.4 276.9 Total Regulatory Liabilities $ 475.3 $ 389.4 $ 276.9 March 31, September 30, March 31, Spire Alabama 2024 2023 2023 Regulatory Assets: Current: Unamortized purchased gas adjustments $ — $ 21.7 $ 53.6 Other 14.9 19.9 11.2 Total Current Regulatory Assets 14.9 41.6 64.8 Noncurrent: Future income taxes due from customers 1.9 2.0 2.0 Pension and postretirement benefit costs 64.2 67.8 73.1 Cost of removal 552.2 536.2 492.2 Other 0.8 0.9 1.0 Total Noncurrent Regulatory Assets 619.1 606.9 568.3 Total Regulatory Assets $ 634.0 $ 648.5 $ 633.1 Regulatory Liabilities: Current: Unamortized purchased gas adjustments $ 18.7 $ — $ — Total Current Regulatory Liabilities 18.7 — — Noncurrent: Pension and postretirement benefit costs 16.8 17.9 18.0 Other 3.3 3.3 3.5 Total Noncurrent Regulatory Liabilities 20.1 21.2 21.5 Total Regulatory Liabilities $ 38.8 $ 21.2 $ 21.5 |
Schedule of Regulatory Assets Not Earning Return [Table Text Block] | March 31, September 30, March 31, 2024 2023 2023 Spire Pension and postretirement benefit costs $ 133.8 $ 133.4 $ 127.8 Future income taxes due from customers 144.7 142.5 137.2 Unamortized purchased gas adjustments 81.0 292.4 240.0 Other 127.7 104.2 102.4 Total Regulatory Assets Not Earning a Return $ 487.2 $ 672.5 $ 607.4 Spire Missouri Pension and postretirement benefit costs $ 133.8 $ 133.4 $ 127.8 Future income taxes due from customers 138.5 136.2 130.9 Unamortized purchased gas adjustments 81.0 292.4 240.0 Other 127.7 104.2 102.4 Total Regulatory Assets Not Earning a Return $ 481.0 $ 666.2 $ 601.1 |
Note 6 - Financing (Tables)
Note 6 - Financing (Tables) | 6 Months Ended |
Mar. 31, 2024 | |
Notes Tables | |
Schedule of Short-Term Debt [Table Text Block] | Spire (Parent Only) Spire Missouri Spire Alabama Spire CP Term Spire Spire Consol- Program Loan Note Note idated Six Months Ended March 31, 2024 Highest borrowings outstanding $ 1,135.0 $ 200.0 $ 643.6 $ 132.5 $ 1,275.0 Lowest borrowings outstanding 554.6 — 234.7 25.2 754.6 Weighted average borrowings 930.6 97.3 469.9 94.5 1,027.9 Weighted average interest rate 5.7 % 6.7 % 5.7 % 5.7 % 5.8 % As of March 31, 2024 Borrowings outstanding $ 586.0 $ 200.0 $ 243.9 $ 37.4 $ 786.0 Weighted average interest rate 5.6 % 6.3 % 5.6 % 5.6 % 5.8 % As of September 30, 2023 Borrowings outstanding $ 955.5 $ — $ 540.6 $ 124.1 $ 955.5 Weighted average interest rate 5.6 % n/a 5.6 % 5.6 % 5.6 % As of March 31, 2023 Borrowings outstanding $ 361.0 $ 200.0 $ 60.7 $ 121.3 $ 561.0 Weighted average interest rate 5.3 % 5.6 % 5.3 % 5.3 % 5.4 % |
Summary Of Capitalized Interest [Table Text Block] | Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Spire $ 4.0 $ 1.9 $ 7.8 $ 3.5 Spire Missouri 1.1 0.6 2.3 1.1 Spire Alabama 0.4 0.6 0.8 1.3 |
Note 7 - Fair Value of Financ_2
Note 7 - Fair Value of Financial Instruments (Tables) | 6 Months Ended |
Mar. 31, 2024 | |
Notes Tables | |
Fair Value, by Balance Sheet Grouping [Table Text Block] | Classification of Estimated Fair Value Carrying Amount Fair Value Quoted Prices in Active Markets (Level 1) Significant Observable Inputs (Level 2) Spire As of March 31, 2024 Cash and cash equivalents $ 25.6 $ 25.6 $ 25.6 $ — Notes payable 786.0 786.0 — 786.0 Long-term debt, including current portion 3,728.4 3,452.0 — 3,452.0 As of September 30, 2023 Cash and cash equivalents $ 5.6 $ 5.6 $ 5.6 $ — Notes payable 955.5 955.5 — 955.5 Long-term debt, including current portion 3,710.6 3,270.2 — 3,270.2 As of March 31, 2023 Cash and cash equivalents $ 6.9 $ 6.9 $ 6.9 $ — Notes payable 561.0 561.0 — 561.0 Long-term debt, including current portion 3,959.1 3,704.2 — 3,704.2 Spire Missouri As of March 31, 2024 Notes payable $ 200.0 $ 200.0 $ — $ 200.0 Notes payable – associated companies 243.9 243.9 — 243.9 Long-term debt, including current portion 1,786.2 1,649.4 — 1,649.4 As of September 30, 2023 Cash and cash equivalents $ 0.8 $ 0.8 $ 0.8 $ — Notes payable – associated companies 540.6 540.6 — 540.6 Long-term debt 1,785.4 1,592.4 — 1,592.4 As of March 31, 2023 Notes payable $ 200.0 $ 200.0 $ — $ 200.0 Notes payable – associated companies 60.7 60.7 — 60.7 Long-term debt, including current portion 2,034.5 1,930.2 — 1,930.2 Spire Alabama As of March 31, 2024 Cash and cash equivalents $ 1.8 $ 1.8 $ 1.8 $ — Notes payable – associated companies 37.4 37.4 — 37.4 Long-term debt 746.1 685.3 — 685.3 As of September 30, 2023 Cash and cash equivalents $ 1.2 $ 1.2 $ 1.2 $ — Notes payable – associated companies 124.1 124.1 — 124.1 Long-term debt 745.9 648.0 — 648.0 As of March 31, 2023 Cash and cash equivalents $ 1.0 $ 1.0 $ 1.0 $ — Notes payable – associated companies 121.3 121.3 — 121.3 Long-term debt 745.7 696.6 — 696.6 |
Note 8 - Fair Value Measureme_2
Note 8 - Fair Value Measurements (Tables) | 6 Months Ended |
Mar. 31, 2024 | |
Notes Tables | |
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] | Quoted Prices in Active Markets (Level 1) Significant Observable Inputs (Level 2) Effects of Netting and Cash Margin Receivables /Payables Total As of March 31, 2024 ASSETS Gas Utility: U.S. stock/bond mutual funds $ 22.6 $ — $ — $ 22.6 NYMEX/ICE natural gas contracts 3.7 — (3.7 ) — Gasoline and heating oil contracts — 0.1 (0.1 ) — Gas Marketing: NYMEX/ICE natural gas contracts 8.6 — (8.6 ) — Natural gas commodity contracts — 62.2 (2.6 ) 59.6 Other: U.S. stock/bond mutual funds 16.6 — — 16.6 U.S. bonds 17.1 — — 17.1 Global bonds 1.4 — — 1.4 Interest rate swaps — 29.0 — 29.0 Total $ 70.0 $ 91.3 $ (15.0 ) $ 146.3 LIABILITIES Gas Utility: NYMEX/ICE natural gas contracts $ 35.7 $ — $ (35.7 ) $ — Gas Marketing: NYMEX/ICE natural gas contracts 30.7 — (30.7 ) — Natural gas commodity contracts — 25.3 (2.6 ) 22.7 Total $ 66.4 $ 25.3 $ (69.0 ) $ 22.7 Quoted Prices in Active Markets (Level 1) Significant Observable Inputs (Level 2) Effects of Netting and Cash Margin Receivables /Payables Total As of September 30, 2023 ASSETS Gas Utility: U.S. stock/bond mutual funds $ 20.4 $ — $ — $ 20.4 NYMEX/ICE natural gas contracts 6.3 — (6.3 ) — Gasoline and heating oil contracts — 0.1 (0.1 ) — Gas Marketing: NYMEX/ICE natural gas contracts 10.1 — (10.1 ) — Natural gas commodity contracts — 36.7 (3.6 ) 33.1 Other: U.S. stock/bond mutual funds 37.6 — — 37.6 Interest rate swaps — 44.2 — 44.2 Total $ 74.4 $ 81.0 $ (20.1 ) $ 135.3 LIABILITIES Gas Utility: NYMEX/ICE natural gas contracts $ 50.8 $ — $ (44.0 ) $ 6.8 Gas Marketing: NYMEX/ICE natural gas contracts 21.8 — (21.8 ) — Natural gas commodity contracts — 27.6 (3.6 ) 24.0 Total $ 72.6 $ 27.6 $ (69.4 ) $ 30.8 As of March 31, 2023 ASSETS Gas Utility: U.S. stock/bond mutual funds $ 20.7 $ — $ — $ 20.7 NYMEX/ICE natural gas contracts 0.1 — (0.1 ) — Gas Marketing: NYMEX/ICE natural gas contracts 31.9 — (31.9 ) — Natural gas commodity contracts * — 39.2 (1.3 ) 37.9 Other: U.S. stock/bond mutual funds 29.2 — — 29.2 Interest rate swaps * — 16.5 — 16.5 Total $ 81.9 $ 55.7 $ (33.3 ) $ 104.3 LIABILITIES Gas Utility: NYMEX/ICE natural gas contracts $ 62.7 $ — $ (62.7 ) $ — Gasoline and heating oil contracts 0.5 — (0.5 ) — Gas Marketing: NYMEX/ICE natural gas contracts 48.1 — (48.1 ) — Natural gas commodity contracts * — 32.4 (1.3 ) 31.1 Other: Interest rate swaps * — 2.2 — 2.2 Total $ 111.3 $ 34.6 $ (112.6 ) $ 33.3 Quoted Prices in Active Markets (Level 1) Significant Observable Inputs (Level 2) Effects of Netting and Cash Margin Receivables /Payables Total As of March 31, 2024 ASSETS U.S. stock/bond mutual funds $ 22.6 $ — $ — $ 22.6 NYMEX/ICE natural gas contracts 3.7 — (3.7 ) — Gasoline and heating oil contracts — 0.1 (0.1 ) — Total $ 26.3 $ 0.1 $ (3.8 ) $ 22.6 LIABILITIES NYMEX/ICE natural gas contracts $ 35.7 $ — $ (35.7 ) $ — As of September 30, 2023 ASSETS U.S. stock/bond mutual funds $ 20.4 $ — $ — $ 20.4 NYMEX/ICE natural gas contracts 6.3 — (6.3 ) — Gasoline and heating oil contracts — 0.1 (0.1 ) — Total $ 26.7 $ 0.1 $ (6.4 ) $ 20.4 LIABILITIES NYMEX/ICE natural gas contracts $ 50.8 $ — $ (44.0 ) $ 6.8 As of March 31, 2023 ASSETS U.S. stock/bond mutual funds $ 20.7 $ — $ — $ 20.7 NYMEX/ICE natural gas contracts 0.1 — (0.1 ) — Total $ 20.8 $ — $ (0.1 ) $ 20.7 LIABILITIES NYMEX/ICE natural gas contracts $ 62.7 $ — $ (62.7 ) $ — Gasoline and heating oil contracts 0.5 — (0.5 ) — Total $ 63.2 $ — $ (63.2 ) $ — |
Note 9 - Pension Plans and Ot_2
Note 9 - Pension Plans and Other Postretirement Benefits (Tables) | 6 Months Ended |
Mar. 31, 2024 | |
Notes Tables | |
Schedule of Net Benefit Costs [Table Text Block] | Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Spire Service cost – benefits earned during the period $ 3.9 $ 3.9 $ 7.9 $ 8.0 Interest cost on projected benefit obligation 6.6 5.9 13.4 12.3 Expected return on plan assets (6.1 ) (5.7 ) (12.4 ) (12.1 ) Amortization of prior service credit (1.2 ) (1.2 ) (2.3 ) (2.3 ) Amortization of actuarial loss 1.6 1.6 3.2 3.2 Loss on lump-sum settlements — — — 8.6 Subtotal 4.8 4.5 9.8 17.7 Regulatory adjustment 8.8 10.4 17.5 12.2 Net pension cost $ 13.6 $ 14.9 $ 27.3 $ 29.9 Spire Missouri Service cost – benefits earned during the period $ 2.6 $ 2.9 $ 5.2 $ 5.7 Interest cost on projected benefit obligation 4.7 4.4 9.5 8.9 Expected return on plan assets (4.2 ) (4.5 ) (8.5 ) (9.0 ) Amortization of prior service credit (0.5 ) (0.5 ) (1.0 ) (1.0 ) Amortization of actuarial loss 1.4 1.6 2.9 3.1 Subtotal 4.0 3.9 8.1 7.7 Regulatory adjustment 6.3 8.1 12.6 16.2 Net pension cost $ 10.3 $ 12.0 $ 20.7 $ 23.9 Spire Alabama Service cost – benefits earned during the period $ 1.1 $ 0.8 $ 2.3 $ 1.9 Interest cost on projected benefit obligation 1.2 0.8 2.5 2.1 Expected return on plan assets (1.2 ) (0.5 ) (2.4 ) (1.6 ) Amortization of prior service credit (0.6 ) (0.6 ) (1.2 ) (1.2 ) Amortization of actuarial loss 0.3 0.2 0.5 0.3 Loss on lump-sum settlements — — — 8.6 Subtotal 0.8 0.7 1.7 10.1 Regulatory adjustment 2.3 2.1 4.5 (4.4 ) Net pension cost $ 3.1 $ 2.8 $ 6.2 $ 5.7 Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Spire Service cost – benefits earned during the period $ 1.0 $ 1.2 $ 2.1 $ 2.4 Interest cost on accumulated postretirement benefit obligation 2.4 2.2 4.5 4.3 Expected return on plan assets (4.2 ) (3.9 ) (8.2 ) (7.8 ) Amortization of prior service cost 0.1 — 0.2 0.1 Amortization of actuarial gain (1.1 ) (1.1 ) (2.1 ) (2.1 ) Subtotal (1.8 ) (1.6 ) (3.5 ) (3.1 ) Regulatory adjustment 0.3 0.2 0.5 0.3 Net postretirement benefit income $ (1.5 ) $ (1.4 ) $ (3.0 ) $ (2.8 ) Spire Missouri Service cost – benefits earned during the period $ 0.9 $ 1.0 $ 1.8 $ 2.0 Interest cost on accumulated postretirement benefit obligation 1.7 1.7 3.3 3.3 Expected return on plan assets (2.7 ) (2.7 ) (5.4 ) (5.3 ) Amortization of prior service cost 0.1 0.1 0.3 0.3 Amortization of actuarial gain (0.9 ) (0.8 ) (1.8 ) (1.6 ) Subtotal (0.9 ) (0.7 ) (1.8 ) (1.3 ) Regulatory adjustment 0.7 0.7 1.3 1.3 Net postretirement benefit income $ (0.2 ) $ — $ (0.5 ) $ — Spire Alabama Service cost – benefits earned during the period $ 0.1 $ 0.1 $ 0.3 $ 0.3 Interest cost on accumulated postretirement benefit obligation 0.6 0.5 1.1 0.9 Expected return on plan assets (1.3 ) (1.3 ) (2.6 ) (2.5 ) Amortization of prior service credit — (0.1 ) (0.1 ) (0.2 ) Amortization of actuarial gain (0.1 ) (0.2 ) (0.1 ) (0.3 ) Subtotal (0.7 ) (1.0 ) (1.4 ) (1.8 ) Regulatory adjustment (0.5 ) (0.4 ) (0.9 ) (0.9 ) Net postretirement benefit income $ (1.2 ) $ (1.4 ) $ (2.3 ) $ (2.7 ) |
Note 10 - Information by Oper_2
Note 10 - Information by Operating Segment (Tables) | 6 Months Ended |
Mar. 31, 2024 | |
Notes Tables | |
Schedule of Segment Reporting Information, by Segment [Table Text Block] | Gas Utility Gas Marketing Midstream Other Eliminations Consolidated Three Months Ended March 31, 2024 Revenues from external customers $ 1,072.4 $ 46.0 $ 10.0 $ 0.1 $ — $ 1,128.5 Intersegment revenues 0.3 — 11.5 4.0 (15.8 ) — Total Operating Revenues 1,072.7 46.0 21.5 4.1 (15.8 ) 1,128.5 Depreciation and amortization expense 65.4 0.4 3.0 0.1 — 68.9 Interest expense 38.3 — 2.0 22.3 (10.4 ) 52.2 Income tax expense (benefit) 41.7 7.6 1.5 (1.4 ) — 49.4 Net economic earnings (loss) 188.0 15.5 3.8 (10.7 ) — 196.6 Capital expenditures 137.3 — 46.0 — (0.5 ) 182.8 Gas Utility Gas Marketing Midstream Other Eliminations Consolidated Three Months Ended March 31, 2023 Revenues from external customers $ 1,054.4 $ 60.6 $ 8.2 $ 0.2 $ — $ 1,123.4 Intersegment revenues 0.1 — 8.3 3.9 (12.3 ) — Total Operating Revenues 1,054.5 60.6 16.5 4.1 (12.3 ) 1,123.4 Depreciation and amortization expense 60.2 0.4 2.0 — — 62.6 Interest expense 35.5 — 1.9 17.0 (7.2 ) 47.2 Income tax expense (benefit) 38.9 0.8 1.5 (0.3 ) — 40.9 Net economic earnings (loss) 183.9 21.8 4.2 (10.7 ) — 199.2 Capital expenditures 143.7 — 9.3 — — 153.0 Gas Utility Gas Marketing Midstream Other Eliminations Consolidated Six Months Ended March 31, 2024 Revenues from external customers $ 1,787.6 $ 82.3 $ 15.0 $ 0.2 $ — $ 1,885.1 Intersegment revenues 0.3 — 21.4 8.0 (29.7 ) — Total Operating Revenues 1,787.9 82.3 36.4 8.2 (29.7 ) 1,885.1 Depreciation and amortization 129.6 0.8 5.3 0.2 — 135.9 Interest Expense 77.3 — 3.8 46.3 (24.6 ) 102.8 Income tax expense (benefit) 57.4 11.4 2.1 (0.5 ) — 70.4 Net Economic Earnings (Loss) 263.8 22.7 6.2 (13.4 ) — 279.3 Capital expenditures 312.2 — 98.0 — (0.9 ) 409.3 Gas Utility Gas Marketing Midstream Other Eliminations Consolidated Six Months Ended March 31, 2023 Revenues from external customers $ 1,787.4 $ 134.7 $ 15.0 $ 0.3 $ — $ 1,937.4 Intersegment revenues 0.1 — 16.7 7.8 (24.6 ) — Total Operating Revenues 1,787.5 134.7 31.7 8.1 (24.6 ) 1,937.4 Depreciation and amortization 119.9 0.7 3.9 0.2 — 124.7 Interest Expense 67.6 — 3.8 36.5 (17.1 ) 90.8 Income tax expense (benefit) 51.3 11.3 2.9 (3.0 ) — 62.5 Net Economic Earnings (Loss) 246.8 47.5 8.0 (18.0 ) — 284.3 Capital expenditures 290.0 0.2 17.0 0.6 — 307.8 |
Reconciliation Of Consolidated Net Economic Earnings To Consolidated Net Income [Table Text Block] | Three Months Ended March 31, Six Months Ended March 31, 2024 2023 2024 2023 Net Income $ 204.3 $ 179.2 $ 289.4 $ 270.2 Adjustments, pre-tax: Fair value and timing adjustments (10.2 ) 26.6 (15.4 ) 18.8 Acquisition activities — — 1.9 — Income tax adjustments 2.5 (6.6 ) 3.4 (4.7 ) Net Economic Earnings $ 196.6 $ 199.2 $ 279.3 $ 284.3 |
Reconciliation of Assets from Segment to Consolidated [Table Text Block] | March 31, September 30, March 31, 2024 2023 2023 Total Assets: Gas Utility $ 8,646.3 $ 8,486.7 $ 8,317.6 Gas Marketing 191.4 332.0 335.0 Midstream 845.2 574.3 506.2 Other 2,467.2 2,533.3 1,959.1 Eliminations (1,438.7 ) (1,612.7 ) (1,068.9 ) Total Assets $ 10,711.4 $ 10,313.6 $ 10,049.0 |
Note 1 - Summary of Significa_3
Note 1 - Summary of Significant Accounting Policies (Details Textual) $ in Millions | 3 Months Ended | 6 Months Ended | |||
Jan. 19, 2024 USD ($) | Dec. 31, 2023 USD ($) | Mar. 31, 2024 USD ($) | Mar. 31, 2023 USD ($) | Sep. 30, 2023 USD ($) | |
Number of Reportable Segments | 3 | ||||
Restricted Cash | $ 20.8 | $ 14.3 | $ 20.2 | ||
Payments to Acquire Businesses, Gross | $ 177.4 | $ 37.1 | |||
MoGas Pipeline [Member] | |||||
Payments to Acquire Businesses, Gross | $ 177.6 | ||||
Other Income [Member] | |||||
Gain on Discontinuation of Cash Flow Hedge Due to Forecasted Transaction Probable of Not Occurring | $ 8.2 |
Note 1 - Summary of Significa_4
Note 1 - Summary of Significant Accounting Policies - Transactions with Affiliates (Details) - Affiliated Entity [Member] - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | ||
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | |
Regulated Operation [Member] | Spire Marketing [Member] | Spire Missouri [Member] | ||||
Purchases of natural gas from Spire Marketing | $ 5.6 | $ 13.8 | $ 10.6 | $ 42.3 |
Transaction amount | 0.3 | 0.1 | 0.3 | 0.1 |
Regulated Operation [Member] | Spire Marketing [Member] | Spire Alabama Inc [Member] | ||||
Purchases of natural gas from Spire Marketing | 0 | 0 | 3.4 | 1.1 |
Unregulated Operation [Member] | Spire S T L Pipeline L L C [Member] | Spire Missouri [Member] | ||||
Transaction amount | 8.3 | 7.8 | 16.5 | 15.9 |
Unregulated Operation [Member] | Spire MoGas Pipeline [Member] | Spire Missouri [Member] | ||||
Transaction amount | 1.4 | 0 | 1.4 | 0 |
Unregulated Operation [Member] | Spire Storage Salt Plains LLC [Member] | Spire Missouri [Member] | ||||
Transaction amount | $ 0.4 | $ 0 | $ 0.7 | $ 0 |
Note 1 - Summary of Significa_5
Note 1 - Summary of Significant Accounting Policies - Accrued Capital Expenditures Excluded from Capital Expenditures in the Statements of Cash Flows (Details) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended | |
Mar. 31, 2024 | Mar. 31, 2023 | Sep. 30, 2023 | |
Accrued capital expenditures | $ 80.4 | $ 66.3 | $ 104.3 |
Spire Missouri [Member] | |||
Accrued capital expenditures | 47.2 | 35.4 | 56.5 |
Spire Alabama Inc [Member] | |||
Accrued capital expenditures | $ 2.7 | $ 5.2 | $ 4.6 |
Note 1 - Summary of Significa_6
Note 1 - Summary of Significant Accounting Policies - Activity in the Allowance for Credit Losses (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | ||
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | |
Allowance at beginning of period | $ 35.4 | $ 34.5 | $ 32.5 | $ 31.9 |
Provision for expected credit losses | 7.9 | 8.2 | 12 | 12.3 |
Write-offs, net of recoveries | (4.2) | (2.1) | (5.4) | (3.6) |
Allowance at end of period | 39.1 | 40.6 | 39.1 | 40.6 |
Spire Missouri [Member] | ||||
Allowance at beginning of period | 28.9 | 28.2 | 26.2 | 24.9 |
Provision for expected credit losses | 6.2 | 7.3 | 9.8 | 11.1 |
Write-offs, net of recoveries | (3.1) | (1) | (4) | (1.5) |
Allowance at end of period | 32 | 34.5 | 32 | 34.5 |
Spire Alabama Inc [Member] | ||||
Allowance at beginning of period | 5.7 | 5.5 | 5.7 | 6.3 |
Provision for expected credit losses | 1.4 | 0.5 | 1.7 | 0.7 |
Write-offs, net of recoveries | (0.9) | (0.7) | (1.2) | (1.7) |
Allowance at end of period | $ 6.2 | $ 5.3 | $ 6.2 | $ 5.3 |
Note 2 - Revenue - Disaggregate
Note 2 - Revenue - Disaggregated of Revenue (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | ||
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | |
Operating Revenues | $ 1,128.5 | $ 1,123.4 | $ 1,885.1 | $ 1,937.4 |
Consolidation, Eliminations [Member] | ||||
Operating Revenues | (15.8) | (12.3) | (29.7) | (24.6) |
Gas Utility [Member] | Operating Segments [Member] | ||||
Operating Revenues | 1,072.7 | 1,054.5 | 1,787.9 | 1,787.5 |
Gas Marketing [Member] | Operating Segments [Member] | ||||
Operating Revenues | 46 | 60.6 | 82.3 | 134.7 |
Midstream [Member] | Operating Segments [Member] | ||||
Operating Revenues | 21.5 | 16.5 | 36.4 | 31.7 |
Other Operating Segment [Member] | Consolidation, Eliminations [Member] | ||||
Operating Revenues | 4.1 | 4.1 | 8.2 | 8.1 |
Spire Missouri [Member] | ||||
Operating Revenues | 766.5 | 791 | 1,301.9 | 1,332.2 |
Spire Missouri [Member] | Gas Utility [Member] | Operating Segments [Member] | ||||
Revenue | 746 | 773.9 | 1,260.6 | 1,313.6 |
Changes in accrued revenue under alternative revenue programs | 20.5 | 17.1 | 41.3 | 18.6 |
Spire Missouri [Member] | Gas Utility [Member] | Operating Segments [Member] | Residential [Member] | ||||
Revenue | 532.9 | 570 | 921.7 | 970.6 |
Spire Missouri [Member] | Gas Utility [Member] | Operating Segments [Member] | Commercial and Industrial [Member] | ||||
Revenue | 185.7 | 185.2 | 295.9 | 308.1 |
Spire Missouri [Member] | Gas Utility [Member] | Operating Segments [Member] | Transportation [Member] | ||||
Revenue | 10.1 | 9.9 | 19.1 | 19 |
Spire Missouri [Member] | Gas Utility [Member] | Operating Segments [Member] | Off-system and Other Incentive [Member] | ||||
Revenue | 12.3 | 4.5 | 16.4 | 9.6 |
Spire Missouri [Member] | Gas Utility [Member] | Operating Segments [Member] | Other Customer Revenue [Member] | ||||
Revenue | 5 | 4.3 | 7.5 | 6.3 |
Spire Alabama Inc [Member] | ||||
Operating Revenues | 259.5 | 218.3 | 401.6 | 370.7 |
Spire Alabama Inc [Member] | Gas Utility [Member] | Operating Segments [Member] | ||||
Revenue | 263.5 | 219.8 | 406.6 | 372.6 |
Changes in accrued revenue under alternative revenue programs | (4) | (1.5) | (5) | (1.9) |
Spire Alabama Inc [Member] | Gas Utility [Member] | Operating Segments [Member] | Residential [Member] | ||||
Revenue | 169.3 | 135.1 | 253.7 | 231.4 |
Spire Alabama Inc [Member] | Gas Utility [Member] | Operating Segments [Member] | Commercial and Industrial [Member] | ||||
Revenue | 68.8 | 61.5 | 103.5 | 95.1 |
Spire Alabama Inc [Member] | Gas Utility [Member] | Operating Segments [Member] | Transportation [Member] | ||||
Revenue | 24 | 20.8 | 44.8 | 40.1 |
Spire Alabama Inc [Member] | Gas Utility [Member] | Operating Segments [Member] | Off-system and Other Incentive [Member] | ||||
Revenue | 0.7 | 1.7 | 3 | 4.1 |
Spire Alabama Inc [Member] | Gas Utility [Member] | Operating Segments [Member] | Other Customer Revenue [Member] | ||||
Revenue | 0.7 | 0.7 | 1.6 | 1.9 |
Spire [Member] | ||||
Operating Revenues | 1,128.5 | 1,123.4 | 1,885.1 | 1,937.4 |
Spire [Member] | Operating Segments [Member] | ||||
Operating Revenues | 1,144.3 | 1,135.7 | 1,914.8 | 1,962 |
Spire [Member] | Consolidation, Eliminations [Member] | ||||
Operating Revenues | (15.8) | |||
Spire [Member] | Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment [Member] | ||||
Operating Revenues | (12.3) | (29.7) | (24.6) | |
Spire [Member] | Gas Utility [Member] | Operating Segments [Member] | ||||
Revenue | 1,055.4 | 1,034.2 | 1,750.6 | 1,765.7 |
Changes in accrued revenue under alternative revenue programs | 17.3 | 20.3 | 37.3 | 21.8 |
Total Gas Utility operating revenues | 1,072.7 | 1,054.5 | 1,787.9 | 1,787.5 |
Spire [Member] | Gas Utility [Member] | Operating Segments [Member] | Residential [Member] | ||||
Revenue | 729.5 | 730.2 | 1,222.3 | 1,248.2 |
Spire [Member] | Gas Utility [Member] | Operating Segments [Member] | Commercial and Industrial [Member] | ||||
Revenue | 267.9 | 260.3 | 425.8 | 430.9 |
Spire [Member] | Gas Utility [Member] | Operating Segments [Member] | Transportation [Member] | ||||
Revenue | 36.8 | 33.3 | 69.4 | 64.2 |
Spire [Member] | Gas Utility [Member] | Operating Segments [Member] | Off-system and Other Incentive [Member] | ||||
Revenue | 13 | 6.1 | 19.4 | 13.7 |
Spire [Member] | Gas Utility [Member] | Operating Segments [Member] | Other Customer Revenue [Member] | ||||
Revenue | 8.2 | 4.3 | 13.7 | 8.7 |
Spire [Member] | Gas Marketing [Member] | Operating Segments [Member] | ||||
Unregulated Operating Revenue | 46 | 60.6 | 82.3 | 134.7 |
Spire [Member] | Midstream [Member] | Operating Segments [Member] | ||||
Unregulated Operating Revenue | 21.5 | 16.5 | 36.4 | 31.7 |
Spire [Member] | Other Operating Segment [Member] | Operating Segments [Member] | ||||
Unregulated Operating Revenue | $ 4.1 | $ 4.1 | $ 8.2 | $ 8.1 |
Note 2 - Revenue - Taxes Associ
Note 2 - Revenue - Taxes Associated with Natural Gas Utility Services (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | ||
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | |
Gross Receipts Tax Amounts | $ 60 | $ 60.2 | $ 91.1 | $ 90.6 |
Spire Missouri [Member] | ||||
Gross Receipts Tax Amounts | 44 | 45.6 | 66.5 | 67.7 |
Spire Alabama Inc [Member] | ||||
Gross Receipts Tax Amounts | $ 14.1 | $ 12.6 | $ 21 | $ 19.4 |
Note 3 - Earnings Per Common _3
Note 3 - Earnings Per Common Share - Earnings Per Common Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions | 3 Months Ended | 6 Months Ended | |||
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | ||
Net Income | $ 204.3 | $ 179.2 | $ 289.4 | $ 270.2 | |
Provision for preferred dividends | 3.7 | 3.7 | 7.4 | 7.4 | |
Income allocated to participating securities | 0.3 | 0.4 | 0.4 | 0.5 | |
Income Available to Common Shareholders | $ 200.3 | $ 175.1 | $ 281.6 | $ 262.3 | |
Basic (in shares) | 55.8 | 52.5 | 54.6 | 52.5 | |
Basic Earnings Per Common Share (in dollars per share) | $ 3.59 | $ 3.33 | $ 5.16 | $ 5 | |
Dilutive Effect of forward sales of common stock, restricted stock and restricted stock units (in millions)* (in shares) | [1] | 0.1 | 0.1 | 0.1 | 0.1 |
Weighted Average Diluted Common Shares (in millions) (in shares) | 55.9 | 52.6 | 54.7 | 52.6 | |
Diluted Earnings Per Common Share (in dollars per share) | $ 3.58 | $ 3.33 | $ 5.14 | $ 4.99 | |
* Calculation excludes certain outstanding or potential common shares (shown in millions by period at the right) attributable to (1) forward sales of common stock, (2) stock units subject to performance or market conditions and (3) restricted stock, which could have a dilutive effect in the future (in shares) | 0.4 | 0.5 | 0.3 | 0.4 | |
[1]Calculation excludes certain outstanding or potential common shares (shown in millions by period at the right) attributable to (1) forward sales of common stock, (2) stock units subject to performance or market conditions, and (3) restricted stock, which could have a dilutive effect in the future |
Note 4 - Shareholders' Equity (
Note 4 - Shareholders' Equity (Details Textual) - USD ($) | 1 Months Ended | 3 Months Ended | ||||
Mar. 05, 2024 | Dec. 11, 2023 | Feb. 28, 2021 | Mar. 31, 2024 | Mar. 01, 2024 | Jan. 25, 2024 | |
Parent Company [Member] | Two Thousand Twenty One Series A Zero Point Seven Five Percentage Remarketable Senior Notes [Member] | ||||||
Debt Instrument, Face Amount | $ 1,000 | |||||
Debt Instrument, Interest Rate, Stated Percentage | 0.75% | |||||
Corporate Unit [Member] | Parent Company [Member] | ||||||
Stock Issued During Period, Shares, New Issues (in shares) | 2,745,733 | 3,500,000 | ||||
Equity Units, Stated Value (in dollars per share) | $ 50 | |||||
Percentage of Undivided Beneficial Ownership Interest | 5% | |||||
Equity Units, Applicable Market Value (in dollars per share) | $ 58.6809 | |||||
Equity Units, Number of Common Stock Obligated to be Purchased After Adjustment (in shares) | 0.7845 | |||||
Equity Stock Units Issued | $ 175,000,000 | |||||
At The Market Program [Member] | ||||||
Forward Sales Agreements, Shares Settled (in shares) | 1,744,549 | 0 | ||||
Proceeds from Shares Settled | $ 112,200,000 | |||||
Sale of Stock, Maximum Aggregate Offering Price | $ 200,000,000 | |||||
Forward Sales Agreements, Shares (in shares) | 204,405 | |||||
Forward Sales Agreements, Proceeds If Settled | $ 12,100,000 |
Note 5 - Regulatory Matters (De
Note 5 - Regulatory Matters (Details Textual) - USD ($) $ in Thousands | 15 Months Ended | ||||||||||
Apr. 16, 2024 | Jan. 01, 2024 | Dec. 14, 2023 | Dec. 13, 2023 | Oct. 04, 2023 | Apr. 30, 2023 | Apr. 20, 2023 | Jan. 01, 2023 | Dec. 26, 2022 | Apr. 16, 2024 | Mar. 31, 2024 | |
Spire Missouri [Member] | Missouri Public Service Commission [Member] | Infrastructure System Replacement Surcharge [Member] | |||||||||||
Public Utilities, Requested Rate Increase (Decrease), Amount | $ 0 | $ 36,900 | |||||||||
Public Utilities, Approved Rate Increase (Decrease), Amount | $ 12,400 | $ 7,700 | |||||||||
Spire Missouri [Member] | Missouri Public Service Commission [Member] | Infrastructure System Replacement Surcharge [Member] | Subsequent Event [Member] | |||||||||||
Public Utilities, Requested Rate Increase (Decrease), Amount | $ 16,800 | ||||||||||
Spire Alabama Inc [Member] | Alabama Public Service Commission [Member] | |||||||||||
Annual Revenue Increase From Rates, Amount | $ 14,300 | $ 15,000 | |||||||||
Spire Gulf [Member] | |||||||||||
Annual Revenue Increase From Rates, Amount | $ 2,700 | ||||||||||
Public Utilities, Approved Rate, Increase Decrease Annualized Revenue | $ 2,000 | $ 1,800 | 2,500 | ||||||||
Spire Mississippi [Member] | |||||||||||
Public Utilities, Approved Rate, Increase Decrease Annualized Revenue | $ 800 | $ 800 | |||||||||
Future Income Taxes Due From Customers and Pension and Other Postretirement Benefit Costs [Member] | |||||||||||
Remaining Recovery Period of Regulatory Assets for which No Return on Investment During Recovery Period is Provided (Year) | 20 years | ||||||||||
PGA Assets [Member] | |||||||||||
Remaining Recovery Period of Regulatory Assets for which No Return on Investment During Recovery Period is Provided (Year) | 2 years | ||||||||||
PGA Assets Not Earning A Return [Member] | |||||||||||
Remaining Recovery Period of Regulatory Assets for which No Return on Investment During Recovery Period is Provided (Year) | 15 years |
Note 5 - Regulatory Matters - R
Note 5 - Regulatory Matters - Regulatory Assets and Liabilities (Details) - USD ($) $ in Millions | Mar. 31, 2024 | Sep. 30, 2023 | Mar. 31, 2023 |
Regulatory assets | $ 116.9 | $ 348.3 | $ 143 |
Regulatory Assets Noncurrent | 1,272.7 | 1,249.2 | 1,316.7 |
Total Regulatory Assets | 1,389.6 | 1,597.5 | 1,459.7 |
Regulatory Liability Current | 25.1 | 7.3 | 5.3 |
Regulatory Liability Noncurrent | 557.7 | 472.4 | 360.3 |
Total Regulatory Liabilities | 582.8 | 479.7 | 365.6 |
Spire Missouri [Member] | |||
Regulatory assets | 89.2 | 293.1 | 62.7 |
Regulatory Assets Noncurrent | 630.5 | 617.6 | 722 |
Total Regulatory Assets | 719.7 | 910.7 | 784.7 |
Regulatory Liability Noncurrent | 475.3 | 389.4 | 276.9 |
Total Regulatory Liabilities | 475.3 | 389.4 | 276.9 |
Spire Alabama Inc [Member] | |||
Regulatory assets | 14.9 | 41.6 | 64.8 |
Regulatory Assets Noncurrent | 619.1 | 606.9 | 568.3 |
Total Regulatory Assets | 634 | 648.5 | 633.1 |
Regulatory Liability Current | 18.7 | 0 | 0 |
Regulatory Liability Noncurrent | 20.1 | 21.2 | 21.5 |
Total Regulatory Liabilities | 38.8 | 21.2 | 21.5 |
Unamortized Purchased Gas Adjustments Asset [Member] | |||
Regulatory assets | 81.4 | 293.2 | 115.3 |
Regulatory Assets Noncurrent | 0 | 23 | 181.3 |
Regulatory Liability Current | 19.8 | 0 | 0 |
Regulatory Liability Noncurrent | 90.8 | 11.2 | 0 |
Unamortized Purchased Gas Adjustments Asset [Member] | Spire Missouri [Member] | |||
Regulatory assets | 81 | 269.4 | 58.7 |
Regulatory Assets Noncurrent | 0 | 23 | 181.3 |
Regulatory Liability Noncurrent | 90.8 | 11.2 | 0 |
Unamortized Purchased Gas Adjustments Asset [Member] | Spire Alabama Inc [Member] | |||
Regulatory assets | 0 | 21.7 | 53.6 |
Regulatory Liability Current | 18.7 | 0 | 0 |
Other Regulatory Assets (Liabilities) [Member] | |||
Regulatory assets | 35.5 | 55.1 | 27.7 |
Regulatory Assets Noncurrent | 167.3 | 131.2 | 147.2 |
Regulatory Liability Current | 5.3 | 7.3 | 5.3 |
Regulatory Liability Noncurrent | 19.9 | 21.4 | 28.9 |
Other Regulatory Assets (Liabilities) [Member] | Spire Missouri [Member] | |||
Regulatory assets | 8.2 | 23.7 | 4 |
Regulatory Assets Noncurrent | 153.2 | 116 | 130.7 |
Regulatory Liability Noncurrent | 15 | 16.5 | 22.9 |
Other Regulatory Assets (Liabilities) [Member] | Spire Alabama Inc [Member] | |||
Regulatory assets | 14.9 | 19.9 | 11.2 |
Regulatory Assets Noncurrent | 0.8 | 0.9 | 1 |
Regulatory Liability Noncurrent | 3.3 | 3.3 | 3.5 |
Pension and Other Postretirement Plans Costs [Member] | |||
Regulatory Assets Noncurrent | 251.4 | 261 | 273.1 |
Regulatory Liability Noncurrent | 192.6 | 185.2 | 161 |
Pension and Other Postretirement Plans Costs [Member] | Spire Missouri [Member] | |||
Regulatory Assets Noncurrent | 183.6 | 189.1 | 195.5 |
Regulatory Liability Noncurrent | 165.4 | 156.5 | 132.7 |
Pension and Other Postretirement Plans Costs [Member] | Spire Alabama Inc [Member] | |||
Regulatory Assets Noncurrent | 64.2 | 67.8 | 73.1 |
Regulatory Liability Noncurrent | 16.8 | 17.9 | 18 |
Deferred Income Tax Charge [Member] | |||
Regulatory Assets Noncurrent | 146.6 | 144.5 | 139.3 |
Deferred Income Tax Charge [Member] | Spire Missouri [Member] | |||
Regulatory Assets Noncurrent | 138.5 | 136.2 | 130.9 |
Deferred Income Tax Charge [Member] | Spire Alabama Inc [Member] | |||
Regulatory Assets Noncurrent | 1.9 | 2 | 2 |
Removal Costs [Member] | |||
Regulatory Assets Noncurrent | 649.2 | 633.2 | 516.4 |
Regulatory Liability Noncurrent | 133.5 | 126.6 | 34.6 |
Removal Costs [Member] | Spire Missouri [Member] | |||
Regulatory Assets Noncurrent | 97 | 97 | 24.2 |
Regulatory Liability Noncurrent | 95.8 | 90.4 | 0 |
Removal Costs [Member] | Spire Alabama Inc [Member] | |||
Regulatory Assets Noncurrent | 552.2 | 536.2 | 492.2 |
Renewable Energy Program [Member] | |||
Regulatory Assets Noncurrent | 58.2 | 56.3 | 59.4 |
Renewable Energy Program [Member] | Spire Missouri [Member] | |||
Regulatory Assets Noncurrent | 58.2 | 56.3 | 59.4 |
Estimated Deferred Taxes Due to Customers [Member] | |||
Regulatory Liability Noncurrent | 120.9 | 128 | 135.8 |
Estimated Deferred Taxes Due to Customers [Member] | Spire Missouri [Member] | |||
Regulatory Liability Noncurrent | $ 108.3 | $ 114.8 | $ 121.3 |
Note 5 - Regulatory Matters -_2
Note 5 - Regulatory Matters - Regulatory Assets Not Earning a Return (Details) - USD ($) $ in Millions | Mar. 31, 2024 | Sep. 30, 2023 | Mar. 31, 2023 |
Regulatory assets not earning a return | $ 487.2 | $ 672.5 | $ 607.4 |
Spire Missouri [Member] | |||
Regulatory assets not earning a return | 481 | 666.2 | 601.1 |
Pension and Other Postretirement Plans Costs [Member] | |||
Regulatory assets not earning a return | 133.8 | 133.4 | 127.8 |
Pension and Other Postretirement Plans Costs [Member] | Spire Missouri [Member] | |||
Regulatory assets not earning a return | 133.8 | 133.4 | 127.8 |
Deferred Income Tax Charge [Member] | |||
Regulatory assets not earning a return | 144.7 | 142.5 | 137.2 |
Deferred Income Tax Charge [Member] | Spire Missouri [Member] | |||
Regulatory assets not earning a return | 138.5 | 136.2 | 130.9 |
Unamortized Purchased Gas Adjustments Asset [Member] | |||
Regulatory assets not earning a return | 81 | 292.4 | 240 |
Unamortized Purchased Gas Adjustments Asset [Member] | Spire Missouri [Member] | |||
Regulatory assets not earning a return | 81 | 292.4 | 240 |
Other Regulatory Assets (Liabilities) [Member] | |||
Regulatory assets not earning a return | 127.7 | 104.2 | 102.4 |
Other Regulatory Assets (Liabilities) [Member] | Spire Missouri [Member] | |||
Regulatory assets not earning a return | $ 127.7 | $ 104.2 | $ 102.4 |
Note 6 - Financing (Details Tex
Note 6 - Financing (Details Textual) - USD ($) $ in Thousands | 1 Months Ended | ||||
Apr. 05, 2024 | Jan. 03, 2024 | Feb. 29, 2024 | Mar. 31, 2024 | Feb. 28, 2021 | |
Remarketable Notes [Member] | |||||
Debt Instrument, Face Amount | $ 175,000 | ||||
Debt Instrument, Interest Rate, Stated Percentage | 0.75% | ||||
Senior Note [Member] | |||||
Debt Instrument, Face Amount | $ 175,000 | ||||
Debt Instrument, Interest Rate, Stated Percentage | 5.30% | ||||
Proceeds from Issuance of Debt | $ 173,500 | ||||
Commercial Paper [Member] | Parent Company [Member] | |||||
Short Term Borrowings Used to Support Lending to Utilities | $ 319,800 | ||||
Spire Missouri [Member] | Unsecured Term Loan [Member] | London Interbank Offered Rate LIBOR 1 [Member] | |||||
Line of Credit Facility, Covenant, Percentage of Total Capitalization | 65% | ||||
Spire Missouri [Member] | Loans Payable [Member] | |||||
Debt Instrument, Face Amount | $ 200,000 | ||||
Spire Missouri [Member] | Loans Payable [Member] | Subsequent Event [Member] | |||||
Repayments of Debt | $ 50,000 | ||||
Spire Missouri [Member] | Loans Payable [Member] | Secured Overnight Financing Rate (SOFR) [Member] | |||||
Debt Instrument, Basis Spread on Variable Rate | 0.10% | ||||
Spire Missouri [Member] | Loans Payable [Member] | Adjusted SOFR [Member[ | |||||
Debt Instrument, Basis Spread on Variable Rate | 0.90% | ||||
Revolving Credit Facility [Member] | |||||
Line of Credit Facility, Maximum Borrowing Capacity | $ 1,300,000 | ||||
Long-Term Line of Credit | $ 0 | ||||
Revolving Credit Facility [Member] | Maximum [Member] | |||||
Line of Credit Facility, Covenant, Percentage of Total Capitalization | 70% | ||||
Revolving Credit Facility [Member] | Spire [Member] | |||||
Line of Credit Facility, Maximum Borrowing Capacity | $ 450,000 | ||||
Revolving Credit Facility [Member] | Spire Missouri [Member] | |||||
Line of Credit Facility, Maximum Borrowing Capacity | 575,000 | ||||
Revolving Credit Facility [Member] | Spire Alabama Inc [Member] | |||||
Line of Credit Facility, Maximum Borrowing Capacity | $ 275,000 |
Note 6 - Financing - Short-term
Note 6 - Financing - Short-term Borrowings (Details) - USD ($) $ in Millions | 6 Months Ended | ||
Mar. 31, 2024 | Sep. 30, 2023 | Mar. 31, 2023 | |
Highest borrowings outstanding | $ 1,275 | ||
Lowest borrowings outstanding | 754.6 | ||
Weighted average borrowings | $ 1,027.9 | ||
Weighted average interest rate | 5.80% | ||
Borrowings outstanding | $ 786 | $ 955.5 | $ 561 |
Weighted average interest rate | 5.80% | 5.60% | 5.40% |
Spire Alabama Inc [Member] | Spire Note [Member] | |||
Highest borrowings outstanding | $ 132.5 | ||
Lowest borrowings outstanding | 25.2 | ||
Weighted average borrowings | $ 94.5 | ||
Weighted average interest rate | 5.70% | ||
Borrowings outstanding | $ 37.4 | $ 124.1 | $ 121.3 |
Weighted average interest rate | 5.60% | 5.60% | 5.30% |
Spire Note [Member] | Spire Missouri [Member] | |||
Highest borrowings outstanding | $ 643.6 | ||
Lowest borrowings outstanding | 234.7 | ||
Weighted average borrowings | $ 469.9 | ||
Weighted average interest rate | 5.70% | ||
Borrowings outstanding | $ 243.9 | $ 540.6 | $ 60.7 |
Weighted average interest rate | 5.60% | 5.60% | 5.30% |
Parent Company [Member] | Commercial Paper [Member] | |||
Highest borrowings outstanding | $ 1,135 | ||
Lowest borrowings outstanding | 554.6 | ||
Weighted average borrowings | $ 930.6 | ||
Weighted average interest rate | 5.70% | ||
Borrowings outstanding | $ 586 | $ 955.5 | $ 361 |
Weighted average interest rate | 5.60% | 5.60% | 5.30% |
Note 6 - Financing - Capitalize
Note 6 - Financing - Capitalized Interest Expense (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | ||
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | |
Interest Paid Capitalized | $ 4 | $ 1.9 | $ 7.8 | $ 3.5 |
Spire Missouri [Member] | ||||
Interest Paid Capitalized | 1.1 | 0.6 | 2.3 | 1.1 |
Spire Alabama Inc [Member] | ||||
Interest Paid Capitalized | $ 0.4 | $ 0.6 | $ 0.8 | $ 1.3 |
Note 7 - Fair Value of Financ_3
Note 7 - Fair Value of Financial Instruments - Estimated Fair Value of Financial Instruments Not Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Millions | Mar. 31, 2024 | Sep. 30, 2023 | Mar. 31, 2023 |
Reported Value Measurement [Member] | |||
Cash and cash equivalents | $ 25.6 | $ 5.6 | $ 6.9 |
Notes payable | 786 | 955.5 | 561 |
Long-term debt, including current portion | 3,728.4 | 3,710.6 | 3,959.1 |
Reported Value Measurement [Member] | Spire Missouri [Member] | |||
Cash and cash equivalents | 0.8 | ||
Notes payable | 200 | 200 | |
Long-term debt, including current portion | 1,786.2 | 1,785.4 | 2,034.5 |
Notes payable – associated companies | 243.9 | 540.6 | 60.7 |
Reported Value Measurement [Member] | Spire Alabama Inc [Member] | |||
Cash and cash equivalents | 1.8 | 1.2 | 1 |
Long-term debt, including current portion | 746.1 | 745.9 | 745.7 |
Notes payable – associated companies | 37.4 | 124.1 | 121.3 |
Estimate of Fair Value Measurement [Member] | |||
Cash and cash equivalents | 25.6 | 5.6 | 6.9 |
Notes payable | 786 | 955.5 | 561 |
Long-term debt, including current portion | 3,452 | 3,270.2 | 3,704.2 |
Estimate of Fair Value Measurement [Member] | Spire Missouri [Member] | |||
Cash and cash equivalents | 0.8 | ||
Notes payable | 200 | 200 | |
Long-term debt, including current portion | 1,649.4 | 1,592.4 | 1,930.2 |
Notes payable – associated companies | 243.9 | 540.6 | 60.7 |
Estimate of Fair Value Measurement [Member] | Spire Alabama Inc [Member] | |||
Cash and cash equivalents | 1.8 | 1.2 | 1 |
Long-term debt, including current portion | 685.3 | 648 | 696.6 |
Notes payable – associated companies | 37.4 | 124.1 | 121.3 |
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member] | |||
Cash and cash equivalents | 25.6 | 5.6 | 6.9 |
Notes payable | 0 | 0 | 0 |
Long-term debt, including current portion | 0 | 0 | 0 |
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member] | Spire Missouri [Member] | |||
Cash and cash equivalents | 0.8 | ||
Notes payable | 0 | 0 | |
Long-term debt, including current portion | 0 | 0 | 0 |
Notes payable – associated companies | 0 | 0 | 0 |
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member] | Spire Alabama Inc [Member] | |||
Cash and cash equivalents | 1.8 | 1.2 | 1 |
Long-term debt, including current portion | 0 | 0 | 0 |
Notes payable – associated companies | 0 | 0 | 0 |
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] | |||
Cash and cash equivalents | 0 | 0 | 0 |
Notes payable | 786 | 955.5 | 561 |
Long-term debt, including current portion | 3,452 | 3,270.2 | 3,704.2 |
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] | Spire Missouri [Member] | |||
Cash and cash equivalents | 0 | ||
Notes payable | 200 | 200 | |
Long-term debt, including current portion | 1,649.4 | 1,592.4 | 1,930.2 |
Notes payable – associated companies | 243.9 | 540.6 | 60.7 |
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] | Spire Alabama Inc [Member] | |||
Cash and cash equivalents | 0 | 0 | 0 |
Long-term debt, including current portion | 685.3 | 648 | 696.6 |
Notes payable – associated companies | $ 37.4 | $ 124.1 | $ 121.3 |
Note 8 - Fair Value Measureme_3
Note 8 - Fair Value Measurements - Schedule of Derivative Assets and Liabilities, Including Receivables and Payables (Details) - Fair Value, Recurring [Member] - USD ($) $ in Millions | Mar. 31, 2024 | Sep. 30, 2023 | Mar. 31, 2023 | |
Derivative Asset Fair Value Gross Asset | $ 146.3 | |||
Effects of netting, asset | (15) | |||
Derivative Liability Fair Value Gross Liability | 22.7 | |||
Effects of netting, liability | (69) | |||
Fair Value, Inputs, Level 1 [Member] | ||||
Derivative Asset Fair Value Gross Asset | 70 | |||
Derivative Liability Fair Value Gross Liability | 66.4 | |||
Fair Value, Inputs, Level 2 [Member] | ||||
Derivative Asset Fair Value Gross Asset | 91.3 | |||
Derivative Liability Fair Value Gross Liability | 25.3 | |||
U S Stock And Bond Mutual Funds [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 22.6 | |||
Effects of netting, asset | 0 | |||
U S Stock And Bond Mutual Funds [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 16.6 | |||
Effects of netting, asset | 0 | |||
U S Stock And Bond Mutual Funds [Member] | Fair Value, Inputs, Level 1 [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 22.6 | |||
U S Stock And Bond Mutual Funds [Member] | Fair Value, Inputs, Level 1 [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 16.6 | |||
U S Stock And Bond Mutual Funds [Member] | Fair Value, Inputs, Level 2 [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
U S Stock And Bond Mutual Funds [Member] | Fair Value, Inputs, Level 2 [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
N Y M E X And I C E Natural Gas Contracts [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Effects of netting, asset | (3.7) | |||
Derivative Liability Fair Value Gross Liability | 0 | |||
Effects of netting, liability | (35.7) | |||
N Y M E X And I C E Natural Gas Contracts [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Effects of netting, asset | (8.6) | |||
Derivative Liability Fair Value Gross Liability | 0 | |||
Effects of netting, liability | (30.7) | |||
N Y M E X And I C E Natural Gas Contracts [Member] | Fair Value, Inputs, Level 1 [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 3.7 | |||
Derivative Liability Fair Value Gross Liability | 35.7 | |||
N Y M E X And I C E Natural Gas Contracts [Member] | Fair Value, Inputs, Level 1 [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 8.6 | |||
Derivative Liability Fair Value Gross Liability | 30.7 | |||
N Y M E X And I C E Natural Gas Contracts [Member] | Fair Value, Inputs, Level 2 [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Derivative Liability Fair Value Gross Liability | 0 | |||
N Y M E X And I C E Natural Gas Contracts [Member] | Fair Value, Inputs, Level 2 [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Derivative Liability Fair Value Gross Liability | 0 | |||
Gasoline And Heating Oil Contracts [Member] | Gas Utility [Member] | ||||
Derivative Liability Fair Value Gross Liability | 0 | |||
Effects of netting, liability | (0.1) | |||
Gasoline And Heating Oil Contracts [Member] | Fair Value, Inputs, Level 1 [Member] | Gas Utility [Member] | ||||
Derivative Liability Fair Value Gross Liability | 0 | |||
Gasoline And Heating Oil Contracts [Member] | Fair Value, Inputs, Level 2 [Member] | Gas Utility [Member] | ||||
Derivative Liability Fair Value Gross Liability | 0.1 | |||
Natural Gas Commodity Contracts [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 59.6 | |||
Effects of netting, asset | (2.6) | |||
Derivative Liability Fair Value Gross Liability | 22.7 | |||
Effects of netting, liability | (2.6) | |||
Natural Gas Commodity Contracts [Member] | Fair Value, Inputs, Level 1 [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Derivative Liability Fair Value Gross Liability | 0 | |||
Natural Gas Commodity Contracts [Member] | Fair Value, Inputs, Level 2 [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 62.2 | |||
Derivative Liability Fair Value Gross Liability | 25.3 | |||
U.S. Bonds [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 17.1 | |||
Effects of netting, asset | 0 | |||
U.S. Bonds [Member] | Fair Value, Inputs, Level 1 [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 17.1 | |||
U.S. Bonds [Member] | Fair Value, Inputs, Level 2 [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Interest Rate Swap [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 29 | |||
Effects of netting, asset | 0 | |||
Interest Rate Swap [Member] | Fair Value, Inputs, Level 1 [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Interest Rate Swap [Member] | Fair Value, Inputs, Level 2 [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 29 | |||
Global Bonds [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 1.4 | |||
Effects of netting, asset | 0 | |||
Global Bonds [Member] | Fair Value, Inputs, Level 1 [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 1.4 | |||
Global Bonds [Member] | Fair Value, Inputs, Level 2 [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Spire Missouri [Member] | ||||
Derivative Asset Fair Value Gross Asset | 22.6 | $ 20.4 | $ 20.7 | |
Effects of netting, asset | (3.8) | (6.4) | (0.1) | |
Derivative Liability Fair Value Gross Liability | 0 | |||
Effects of netting, liability | (63.2) | |||
Spire Missouri [Member] | Fair Value, Inputs, Level 1 [Member] | ||||
Derivative Asset Fair Value Gross Asset | 26.3 | 26.7 | 20.8 | |
Derivative Liability Fair Value Gross Liability | 63.2 | |||
Spire Missouri [Member] | Fair Value, Inputs, Level 2 [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0.1 | 0.1 | 0 | |
Derivative Liability Fair Value Gross Liability | 0 | |||
Spire Missouri [Member] | U S Stock And Bond Mutual Funds [Member] | ||||
Derivative Asset Fair Value Gross Asset | 22.6 | 20.4 | 20.7 | |
Effects of netting, asset | 0 | 0 | 0 | |
Derivative Liability Fair Value Gross Liability | 0 | |||
Effects of netting, liability | (62.7) | |||
Spire Missouri [Member] | U S Stock And Bond Mutual Funds [Member] | Fair Value, Inputs, Level 1 [Member] | ||||
Derivative Asset Fair Value Gross Asset | 22.6 | 20.4 | 20.7 | |
Derivative Liability Fair Value Gross Liability | 62.7 | |||
Spire Missouri [Member] | U S Stock And Bond Mutual Funds [Member] | Fair Value, Inputs, Level 2 [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | 0 | 0 | |
Derivative Liability Fair Value Gross Liability | 0 | |||
Spire Missouri [Member] | N Y M E X I C E Natural Gas Contracts [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | 0 | 0 | |
Effects of netting, asset | (3.7) | (6.3) | (0.1) | |
Derivative Liability Fair Value Gross Liability | 0 | 6.8 | ||
Effects of netting, liability | (35.7) | (44) | ||
Spire Missouri [Member] | N Y M E X I C E Natural Gas Contracts [Member] | Fair Value, Inputs, Level 1 [Member] | ||||
Derivative Asset Fair Value Gross Asset | 3.7 | 6.3 | 0.1 | |
Derivative Liability Fair Value Gross Liability | 35.7 | 50.8 | ||
Spire Missouri [Member] | N Y M E X I C E Natural Gas Contracts [Member] | Fair Value, Inputs, Level 2 [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | 0 | 0 | |
Derivative Liability Fair Value Gross Liability | 0 | 0 | ||
Spire Missouri [Member] | Gasoline And Heating Oil Contracts [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Effects of netting, asset | (0.1) | (0.1) | ||
Derivative Liability Fair Value Gross Liability | 0 | 0 | ||
Effects of netting, liability | (0.5) | |||
Spire Missouri [Member] | Gasoline And Heating Oil Contracts [Member] | Fair Value, Inputs, Level 1 [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Derivative Liability Fair Value Gross Liability | 0 | 0.5 | ||
Spire Missouri [Member] | Gasoline And Heating Oil Contracts [Member] | Fair Value, Inputs, Level 2 [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0.1 | |||
Derivative Liability Fair Value Gross Liability | $ 0.1 | 0 | ||
Spire Alabama Inc [Member] | ||||
Derivative Asset Fair Value Gross Asset | 135.3 | 104.3 | ||
Effects of netting, asset | (20.1) | (33.3) | ||
Derivative Liability Fair Value Gross Liability | 30.8 | 33.3 | ||
Effects of netting, liability | (69.4) | (112.6) | ||
Spire Alabama Inc [Member] | Fair Value, Inputs, Level 1 [Member] | ||||
Derivative Asset Fair Value Gross Asset | 74.4 | 81.9 | ||
Derivative Liability Fair Value Gross Liability | 72.6 | 111.3 | ||
Spire Alabama Inc [Member] | Fair Value, Inputs, Level 2 [Member] | ||||
Derivative Asset Fair Value Gross Asset | 81 | 55.7 | ||
Derivative Liability Fair Value Gross Liability | 27.6 | 34.6 | ||
Spire Alabama Inc [Member] | U S Stock And Bond Mutual Funds [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 20.4 | 20.7 | ||
Effects of netting, asset | 0 | 0 | ||
Spire Alabama Inc [Member] | U S Stock And Bond Mutual Funds [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Effects of netting, asset | (31.9) | |||
Spire Alabama Inc [Member] | U S Stock And Bond Mutual Funds [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 37.6 | 29.2 | ||
Effects of netting, asset | 0 | 0 | ||
Spire Alabama Inc [Member] | U S Stock And Bond Mutual Funds [Member] | Fair Value, Inputs, Level 1 [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 20.4 | 20.7 | ||
Spire Alabama Inc [Member] | U S Stock And Bond Mutual Funds [Member] | Fair Value, Inputs, Level 1 [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 31.9 | |||
Spire Alabama Inc [Member] | U S Stock And Bond Mutual Funds [Member] | Fair Value, Inputs, Level 1 [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 37.6 | 29.2 | ||
Spire Alabama Inc [Member] | U S Stock And Bond Mutual Funds [Member] | Fair Value, Inputs, Level 2 [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | 0 | ||
Spire Alabama Inc [Member] | U S Stock And Bond Mutual Funds [Member] | Fair Value, Inputs, Level 2 [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Spire Alabama Inc [Member] | U S Stock And Bond Mutual Funds [Member] | Fair Value, Inputs, Level 2 [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | 0 | ||
Spire Alabama Inc [Member] | N Y M E X I C E Natural Gas Contracts [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | 0 | ||
Effects of netting, asset | (6.3) | (0.1) | ||
Derivative Liability Fair Value Gross Liability | 6.8 | 0 | ||
Effects of netting, liability | (44) | (62.7) | ||
Spire Alabama Inc [Member] | N Y M E X I C E Natural Gas Contracts [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Effects of netting, asset | (10.1) | |||
Derivative Liability Fair Value Gross Liability | 0 | 0 | ||
Effects of netting, liability | (21.8) | (48.1) | ||
Spire Alabama Inc [Member] | N Y M E X I C E Natural Gas Contracts [Member] | Fair Value, Inputs, Level 1 [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 6.3 | 0.1 | ||
Derivative Liability Fair Value Gross Liability | 50.8 | 62.7 | ||
Spire Alabama Inc [Member] | N Y M E X I C E Natural Gas Contracts [Member] | Fair Value, Inputs, Level 1 [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 10.1 | |||
Derivative Liability Fair Value Gross Liability | 21.8 | 48.1 | ||
Spire Alabama Inc [Member] | N Y M E X I C E Natural Gas Contracts [Member] | Fair Value, Inputs, Level 2 [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | 0 | ||
Derivative Liability Fair Value Gross Liability | 0 | 0 | ||
Spire Alabama Inc [Member] | N Y M E X I C E Natural Gas Contracts [Member] | Fair Value, Inputs, Level 2 [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | |||
Derivative Liability Fair Value Gross Liability | 0 | 0 | ||
Spire Alabama Inc [Member] | Gasoline And Heating Oil Contracts [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | 0 | ||
Effects of netting, asset | (0.1) | (0.5) | ||
Spire Alabama Inc [Member] | Gasoline And Heating Oil Contracts [Member] | Fair Value, Inputs, Level 1 [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | 0.5 | ||
Spire Alabama Inc [Member] | Gasoline And Heating Oil Contracts [Member] | Fair Value, Inputs, Level 2 [Member] | Gas Utility [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0.1 | 0 | ||
Spire Alabama Inc [Member] | Natural Gas Commodity Contracts [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 33.1 | 37.9 | ||
Effects of netting, asset | (3.6) | (1.3) | ||
Derivative Liability Fair Value Gross Liability | 24 | 31.1 | ||
Effects of netting, liability | (3.6) | (1.3) | ||
Spire Alabama Inc [Member] | Natural Gas Commodity Contracts [Member] | Fair Value, Inputs, Level 1 [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | 0 | ||
Derivative Liability Fair Value Gross Liability | 0 | 0 | ||
Spire Alabama Inc [Member] | Natural Gas Commodity Contracts [Member] | Fair Value, Inputs, Level 2 [Member] | Gas Marketing [Member] | ||||
Derivative Asset Fair Value Gross Asset | 36.7 | 39.2 | ||
Derivative Liability Fair Value Gross Liability | 27.6 | 32.4 | ||
Spire Alabama Inc [Member] | Interest Rate Swap [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 44.2 | 16.5 | [1] | |
Effects of netting, asset | 0 | 0 | ||
Derivative Liability Fair Value Gross Liability | 2.2 | |||
Effects of netting, liability | 0 | |||
Spire Alabama Inc [Member] | Interest Rate Swap [Member] | Fair Value, Inputs, Level 1 [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | 0 | 0 | [1] | |
Derivative Liability Fair Value Gross Liability | 0 | |||
Spire Alabama Inc [Member] | Interest Rate Swap [Member] | Fair Value, Inputs, Level 2 [Member] | Other Operating Segment [Member] | ||||
Derivative Asset Fair Value Gross Asset | $ 44.2 | 16.5 | [1] | |
Derivative Liability Fair Value Gross Liability | $ 2.2 | |||
[1]Subsequent to the issuance of its consolidated financial statements for the quarter ended March 31, 2023, during the fourth quarter of fiscal 2023, the Company identified an error in the fair value level presentation for certain line items in the Fair Value Measurements table. The presentaion has been corrected to reflect the impacted line items in Level 2 rather than Level 1 as of March 31, 2023. This immaterial correction did not impact the reported fair values or the consolidated financial statements. |
Note 9 - Pension Plans and Ot_3
Note 9 - Pension Plans and Other Postretirement Benefits (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | ||||||
Dec. 26, 2022 | Dec. 23, 2021 | Dec. 22, 2021 | Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | Sep. 30, 2023 | |
Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Remeasurement due to Settlement | $ 0 | $ 0 | ||||||
Regulatory Asset, Total | 1,389,600 | $ 1,459,700 | 1,389,600 | $ 1,459,700 | $ 1,597,500 | |||
Regulatory Liability | 582,800 | 365,600 | 582,800 | 365,600 | 479,700 | |||
Pension Plan [Member] | ||||||||
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement | 0 | 0 | 0 | (8,600) | ||||
Spire Alabama Inc [Member] | ||||||||
Regulatory Asset, Total | 634,000 | 633,100 | 634,000 | 633,100 | 648,500 | |||
Regulatory Liability | 38,800 | 21,500 | 38,800 | 21,500 | 21,200 | |||
Spire Alabama Inc [Member] | Pension Plan [Member] | ||||||||
Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Remeasurement due to Settlement | 27,500 | |||||||
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement | 0 | 0 | 0 | (8,600) | ||||
Defined Benefit Plan, Plan Assets, Contributions by Employer | 5,400 | |||||||
Anticipated Contributions to Pension Plans Qualified Trusts | 11,000 | |||||||
Spire Alabama Inc [Member] | Two Plans [Member] | ||||||||
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement | $ (8,600) | |||||||
Spire Alabama Inc [Member] | Pension Plan One [Member] | ||||||||
Defined Benefit Plan, Benefit Obligation, Settlement Losses Amortized Over Remaining Actuarial Life (Year) | 13 years 4 months 24 days | |||||||
Spire Alabama Inc [Member] | Pension Plan Two [Member] | ||||||||
Defined Benefit Plan, Benefit Obligation, Settlement Losses Amortized Over Remaining Actuarial Life (Year) | 12 years 4 months 24 days | |||||||
Spire Alabama Inc [Member] | Other Postretirement Benefits Plan [Member] | ||||||||
Anticipated Contributions to Pension Plans Qualified Trusts | $ 0 | |||||||
Spire Missouri [Member] | ||||||||
Regulatory Asset, Total | 719,700 | 784,700 | 719,700 | 784,700 | 910,700 | |||
Regulatory Liability | $ 475,300 | $ 276,900 | 475,300 | $ 276,900 | $ 389,400 | |||
Spire Missouri [Member] | Pension Costs [Member] | Missouri West [Member] | ||||||||
Regulatory Asset, Total | $ 4,400 | $ 5,500 | ||||||
Spire Missouri [Member] | Pension Costs [Member] | Missouri East [Member] | ||||||||
Regulatory Asset, Total | $ 29,900 | 32,400 | 29,000 | |||||
Spire Missouri [Member] | Pension and Other Postretirement Plans Costs [Member] | Missouri West [Member] | ||||||||
Regulatory Liabilities For Which No Return On Investment During Recovery Period Is Provided | 800 | $ 1,100 | $ 3,300 | |||||
Remaining Recovery Period of Regulatory Liabilities for which No Return on Investment During Recovery Period is Provided (Year) | 8 years | 8 years | ||||||
Spire Missouri [Member] | Pension and Other Postretirement Plans Costs [Member] | Missouri East [Member] | ||||||||
Regulatory Assets for Which No Return on Investment During Recovery Period Is Provided | 6,900 | $ 11,000 | $ 21,600 | |||||
Remaining Recovery Period of Regulatory Assets for which No Return on Investment During Recovery Period is Provided (Year) | 8 years | |||||||
Additional Remaining Recovery Period of Regulatory Assets for Which No Return on Investment During Recovery Period Is Provided (Year) | 8 years | |||||||
Spire Missouri [Member] | Pension Plan [Member] | ||||||||
Anticipated Contributions to Pension Plans Qualified Trusts | 16,600 | |||||||
Spire Missouri [Member] | Pension Plan [Member] | Qualified Plan [Member] | ||||||||
Defined Benefit Plan, Plan Assets, Contributions by Employer | 5,000 | |||||||
Spire Missouri [Member] | Pension Plan [Member] | Nonqualified Plan [Member] | ||||||||
Defined Benefit Plan, Plan Assets, Contributions by Employer | 0 | |||||||
Spire Missouri [Member] | Other Postretirement Benefits Plan [Member] | ||||||||
Anticipated Contributions to Pension Plans Qualified Trusts | $ 0 | |||||||
Postretirement Benefit Plans, Recovery in Rates Base Allowance | $ 8,600 | |||||||
Spire Missouri [Member] | Other Postretirement Benefits Plan [Member] | Missouri West [Member] | ||||||||
Regulatory Liability | 100 | |||||||
Spire Missouri [Member] | Other Postretirement Benefits Plan [Member] | Missouri East [Member] | ||||||||
Regulatory Liability | $ 900 |
Note 9 - Pension Plans and Ot_4
Note 9 - Pension Plans and Other Postretirement Benefits - Net Pension Costs (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | ||
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | |
Pension Plan [Member] | ||||
Service cost – benefits earned during the period | $ 3.9 | $ 3.9 | $ 7.9 | $ 8 |
Interest cost on projected benefit obligation | 6.6 | 5.9 | 13.4 | 12.3 |
Expected return on plan assets | (6.1) | (5.7) | (12.4) | (12.1) |
Amortization of prior service credit | (1.2) | (1.2) | (2.3) | (2.3) |
Amortization of actuarial loss | 1.6 | 1.6 | 3.2 | 3.2 |
Loss on lump-sum settlements | 0 | 0 | 0 | 8.6 |
Subtotal | 4.8 | 4.5 | 9.8 | 17.7 |
Regulatory adjustment | 8.8 | 10.4 | 17.5 | 12.2 |
Net pension cost | 13.6 | 14.9 | 27.3 | 29.9 |
Pension Plan [Member] | Spire Missouri [Member] | ||||
Service cost – benefits earned during the period | 2.6 | 2.9 | 5.2 | 5.7 |
Interest cost on projected benefit obligation | 4.7 | 4.4 | 9.5 | 8.9 |
Expected return on plan assets | (4.2) | (4.5) | (8.5) | (9) |
Amortization of prior service credit | (0.5) | (0.5) | (1) | (1) |
Amortization of actuarial loss | 1.4 | 1.6 | 2.9 | 3.1 |
Subtotal | 4 | 3.9 | 8.1 | 7.7 |
Regulatory adjustment | 6.3 | 8.1 | 12.6 | 16.2 |
Net pension cost | 10.3 | 12 | 20.7 | 23.9 |
Pension Plan [Member] | Spire Alabama Inc [Member] | ||||
Service cost – benefits earned during the period | 1.1 | 0.8 | 2.3 | 1.9 |
Interest cost on projected benefit obligation | 1.2 | 0.8 | 2.5 | 2.1 |
Expected return on plan assets | (1.2) | (0.5) | (2.4) | (1.6) |
Amortization of prior service credit | (0.6) | (0.6) | (1.2) | (1.2) |
Amortization of actuarial loss | 0.3 | 0.2 | 0.5 | 0.3 |
Loss on lump-sum settlements | 0 | 0 | 0 | 8.6 |
Subtotal | 0.8 | 0.7 | 1.7 | 10.1 |
Regulatory adjustment | 2.3 | 2.1 | 4.5 | (4.4) |
Net pension cost | 3.1 | 2.8 | 6.2 | 5.7 |
Other Postretirement Benefits Plan [Member] | ||||
Service cost – benefits earned during the period | 1 | 1.2 | 2.1 | 2.4 |
Interest cost on projected benefit obligation | 2.4 | 2.2 | 4.5 | 4.3 |
Expected return on plan assets | (4.2) | (3.9) | (8.2) | (7.8) |
Amortization of prior service credit | 0.1 | 0 | 0.2 | 0.1 |
Amortization of actuarial loss | (1.1) | (1.1) | (2.1) | (2.1) |
Subtotal | (1.8) | (1.6) | (3.5) | (3.1) |
Regulatory adjustment | 0.3 | 0.2 | 0.5 | 0.3 |
Net pension cost | (1.5) | (1.4) | (3) | (2.8) |
Other Postretirement Benefits Plan [Member] | Spire Missouri [Member] | ||||
Service cost – benefits earned during the period | 0.9 | 1 | 1.8 | 2 |
Interest cost on projected benefit obligation | 1.7 | 1.7 | 3.3 | 3.3 |
Expected return on plan assets | (2.7) | (2.7) | (5.4) | (5.3) |
Amortization of prior service credit | 0.1 | 0.1 | 0.3 | 0.3 |
Amortization of actuarial loss | (0.9) | (0.8) | (1.8) | (1.6) |
Subtotal | (0.9) | (0.7) | (1.8) | (1.3) |
Regulatory adjustment | 0.7 | 0.7 | 1.3 | 1.3 |
Net pension cost | (0.2) | 0 | (0.5) | 0 |
Other Postretirement Benefits Plan [Member] | Spire Alabama Inc [Member] | ||||
Service cost – benefits earned during the period | 0.1 | 0.1 | 0.3 | 0.3 |
Interest cost on projected benefit obligation | 0.6 | 0.5 | 1.1 | 0.9 |
Expected return on plan assets | (1.3) | (1.3) | (2.6) | (2.5) |
Amortization of prior service credit | 0 | (0.1) | (0.1) | (0.2) |
Amortization of actuarial loss | (0.1) | (0.2) | (0.1) | (0.3) |
Subtotal | (0.7) | (1) | (1.4) | (1.8) |
Regulatory adjustment | (0.5) | (0.4) | (0.9) | (0.9) |
Net pension cost | $ (1.2) | $ (1.4) | $ (2.3) | $ (2.7) |
Note 10 - Information by Oper_3
Note 10 - Information by Operating Segment (Details Textual) | 6 Months Ended |
Mar. 31, 2024 | |
Number of Reportable Segments | 3 |
Note 10 - Information by Oper_4
Note 10 - Information by Operating Segment - Segment Information by Segment (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | ||
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | |
Revenues from external customers | $ 1,128.5 | $ 1,123.4 | $ 1,885.1 | $ 1,937.4 |
Intersegment revenues | 0 | 0 | 0 | 0 |
Operating Revenues | 1,128.5 | 1,123.4 | 1,885.1 | 1,937.4 |
Depreciation and amortization | 68.9 | 62.6 | 135.9 | 124.7 |
Interest Expense, Net | 52.2 | 47.2 | 102.8 | 90.8 |
Income Tax Expense | 49.4 | 40.9 | 70.4 | 62.5 |
Net economic earnings (loss) | 196.6 | 199.2 | 279.3 | 284.3 |
Capital expenditures | 182.8 | 153 | 409.3 | 307.8 |
Consolidation, Eliminations [Member] | ||||
Revenues from external customers | 0 | 0 | 0 | 0 |
Intersegment revenues | (15.8) | (12.3) | (29.7) | (24.6) |
Operating Revenues | (15.8) | (12.3) | (29.7) | (24.6) |
Depreciation and amortization | 0 | 0 | 0 | 0 |
Interest Expense, Net | (10.4) | (7.2) | (24.6) | (17.1) |
Income Tax Expense | 0 | 0 | 0 | 0 |
Net economic earnings (loss) | 0 | 0 | 0 | 0 |
Capital expenditures | (0.5) | 0 | (0.9) | 0 |
Gas Utility [Member] | Operating Segments [Member] | ||||
Revenues from external customers | 1,072.4 | 1,054.4 | 1,787.6 | 1,787.4 |
Intersegment revenues | 0.3 | 0.1 | 0.3 | 0.1 |
Operating Revenues | 1,072.7 | 1,054.5 | 1,787.9 | 1,787.5 |
Depreciation and amortization | 65.4 | 60.2 | 129.6 | 119.9 |
Interest Expense, Net | 38.3 | 35.5 | 77.3 | 67.6 |
Income Tax Expense | 41.7 | 38.9 | 57.4 | 51.3 |
Net economic earnings (loss) | 188 | 183.9 | 263.8 | 246.8 |
Capital expenditures | 137.3 | 143.7 | 312.2 | 290 |
Gas Marketing [Member] | Operating Segments [Member] | ||||
Revenues from external customers | 46 | 60.6 | 82.3 | 134.7 |
Intersegment revenues | 0 | 0 | 0 | 0 |
Operating Revenues | 46 | 60.6 | 82.3 | 134.7 |
Depreciation and amortization | 0.4 | 0.4 | 0.8 | 0.7 |
Interest Expense, Net | 0 | 0 | 0 | 0 |
Income Tax Expense | 7.6 | 0.8 | 11.4 | 11.3 |
Net economic earnings (loss) | 15.5 | 21.8 | 22.7 | 47.5 |
Capital expenditures | 0 | 0 | 0 | 0.2 |
Midstream [Member] | Operating Segments [Member] | ||||
Revenues from external customers | 10 | 8.2 | 15 | 15 |
Intersegment revenues | 11.5 | 8.3 | 21.4 | 16.7 |
Operating Revenues | 21.5 | 16.5 | 36.4 | 31.7 |
Depreciation and amortization | 3 | 2 | 5.3 | 3.9 |
Interest Expense, Net | 2 | 1.9 | 3.8 | 3.8 |
Income Tax Expense | 1.5 | 1.5 | 2.1 | 2.9 |
Net economic earnings (loss) | 3.8 | 4.2 | 6.2 | 8 |
Capital expenditures | 46 | 9.3 | 98 | 17 |
Other Operating Segment [Member] | ||||
Depreciation and amortization | 0.1 | 0 | 0.2 | 0.2 |
Interest Expense, Net | 22.3 | 17 | 46.3 | 36.5 |
Income Tax Expense | (1.4) | (0.3) | (0.5) | (3) |
Other Operating Segment [Member] | Consolidation, Eliminations [Member] | ||||
Revenues from external customers | 0.1 | 0.2 | 0.2 | 0.3 |
Intersegment revenues | 4 | 3.9 | 8 | 7.8 |
Operating Revenues | 4.1 | 4.1 | 8.2 | 8.1 |
Net economic earnings (loss) | (10.7) | (10.7) | (13.4) | (18) |
Capital expenditures | $ 0 | $ 0 | $ 0 | $ 0.6 |
Note 10 - Information by Oper_5
Note 10 - Information by Operating Segment - Net Economic Earnings to Net Income (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | ||
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | |
Net Income | $ 204.3 | $ 179.2 | $ 289.4 | $ 270.2 |
Fair value and timing adjustments | (10.2) | 26.6 | (15.4) | 18.8 |
Acquisition activities | 0 | 0 | 1.9 | 0 |
Income tax adjustments | 2.5 | (6.6) | 3.4 | (4.7) |
Net Economic Earnings | $ 196.6 | $ 199.2 | $ 279.3 | $ 284.3 |
Note 10 - Information by Oper_6
Note 10 - Information by Operating Segment - Total Assets by Segment (Details) - USD ($) $ in Millions | Mar. 31, 2024 | Sep. 30, 2023 | Mar. 31, 2023 |
Total Assets | $ 10,711.4 | $ 10,313.6 | $ 10,049 |
Operating Segments [Member] | Gas Utility [Member] | |||
Total Assets | 8,646.3 | 8,486.7 | 8,317.6 |
Operating Segments [Member] | Gas Marketing [Member] | |||
Total Assets | 191.4 | 332 | 335 |
Operating Segments [Member] | Midstream [Member] | |||
Total Assets | 845.2 | 574.3 | 506.2 |
Operating Segments [Member] | Other Operating Segment [Member] | |||
Total Assets | 2,467.2 | 2,533.3 | 1,959.1 |
Consolidation, Eliminations [Member] | |||
Total Assets | $ (1,438.7) | $ (1,612.7) | $ (1,068.9) |
Note 11 - Commitments and Con_2
Note 11 - Commitments and Contingencies (Details Textual) $ in Millions | 6 Months Ended |
Mar. 31, 2024 USD ($) | |
Long-Term Purchase Commitment, Amount | $ 2,107.5 |
Capital Committed to Contribute to Partnership | 10 |
Remaining Unfunded Capital Commitment | 4.6 |
Spire Missouri [Member] | |
Long-Term Purchase Commitment, Amount | 1,553.2 |
Spire Alabama Inc [Member] | |
Long-Term Purchase Commitment, Amount | $ 383.9 |