Condensed Consolidating Financial Statements of Guarantors - Consolidated Statements of Cash Flows (Details) - USD ($) $ in Millions | 3 Months Ended |
Dec. 31, 2016 | Dec. 31, 2015 |
Cash Flows from Operating Activities: | | |
Net Cash (Used in) Provided by Operating Activities | $ (23.6) | $ 88.7 |
Cash Flows from Investing Activities: | | |
Business acquisitions, net of cash acquired | (91.4) | (94.4) |
Additions to property | (31.8) | (18.5) |
Restricted cash | (4.6) | 4.7 |
Proceeds from sale of property and assets held for sale | 6 | 0.3 |
Capitalization of subsidiaries | 0 | 0 |
Proceeds from equity distributions | | 0 |
Net receipts (payments) from intercompany revolver | | 0 |
Net Cash Used in Investing Activities | (121.8) | (107.9) |
Cash Flows from Financing Activities: | | |
Repayments of Long-term Debt | (3.6) | (3.6) |
Payment of preferred stock dividend | (3.4) | (4.3) |
Purchases of treasury stock | (133.1) | 0 |
Preferred stock conversion | 0 | (10.9) |
Proceeds from exercise of stock awards | 9.4 | 0 |
Proceeds from parent capitalization | 0 | 0 |
Payments of equity distributions | | 0 |
Net receipts (payments) for intercompany revolver | | 0 |
Other, net | 2.3 | (0.6) |
Net Cash (Used in) Provided By Financing Activities | (128.4) | (19.4) |
Effect of exchange rate changes on cash | (0.7) | (0.4) |
Net Decrease in Cash and Cash Equivalents | (274.5) | (39) |
Cash and Cash Equivalents, Beginning of Year | 1,143.6 | 841.4 |
Cash and Cash Equivalents, End of Period | 869.1 | 802.4 |
Parent Company | | |
Cash Flows from Operating Activities: | | |
Net Cash (Used in) Provided by Operating Activities | (46) | 16.5 |
Cash Flows from Investing Activities: | | |
Business acquisitions, net of cash acquired | 0 | 0 |
Additions to property | 0 | 0 |
Restricted cash | 0 | 0 |
Proceeds from sale of property and assets held for sale | 0 | 0 |
Capitalization of subsidiaries | (126.9) | (113.6) |
Proceeds from equity distributions | | 52.3 |
Net receipts (payments) from intercompany revolver | | 7.7 |
Net Cash Used in Investing Activities | (126.9) | (53.6) |
Cash Flows from Financing Activities: | | |
Repayments of Long-term Debt | (3.6) | (3.5) |
Payment of preferred stock dividend | (3.4) | (4.3) |
Purchases of treasury stock | (133.1) | |
Preferred stock conversion | | (10.9) |
Proceeds from exercise of stock awards | 9.4 | |
Proceeds from parent capitalization | 0 | 0 |
Payments of equity distributions | | 0 |
Net receipts (payments) for intercompany revolver | | 0 |
Other, net | 2.3 | (0.6) |
Net Cash (Used in) Provided By Financing Activities | (128.4) | (19.3) |
Effect of exchange rate changes on cash | 0 | 0 |
Net Decrease in Cash and Cash Equivalents | (301.3) | (56.4) |
Cash and Cash Equivalents, Beginning of Year | 1,116.2 | 809.6 |
Cash and Cash Equivalents, End of Period | 814.9 | 753.2 |
Guarantors | | |
Cash Flows from Operating Activities: | | |
Net Cash (Used in) Provided by Operating Activities | 16 | 139.3 |
Cash Flows from Investing Activities: | | |
Business acquisitions, net of cash acquired | (91.4) | (94.4) |
Additions to property | (30.8) | (17.9) |
Restricted cash | (4.6) | 4.7 |
Proceeds from sale of property and assets held for sale | 6 | 0.3 |
Capitalization of subsidiaries | 0 | 0 |
Proceeds from equity distributions | | 0.1 |
Net receipts (payments) from intercompany revolver | | 0 |
Net Cash Used in Investing Activities | (120.8) | (107.2) |
Cash Flows from Financing Activities: | | |
Repayments of Long-term Debt | 0 | 0 |
Payment of preferred stock dividend | 0 | 0 |
Purchases of treasury stock | 0 | |
Preferred stock conversion | | 0 |
Proceeds from exercise of stock awards | 0 | |
Proceeds from parent capitalization | 126.9 | 113.6 |
Payments of equity distributions | | (133.7) |
Net receipts (payments) for intercompany revolver | | 0 |
Other, net | 0 | 0 |
Net Cash (Used in) Provided By Financing Activities | 126.9 | (20.1) |
Effect of exchange rate changes on cash | 0 | 0 |
Net Decrease in Cash and Cash Equivalents | 22.1 | 12 |
Cash and Cash Equivalents, Beginning of Year | 14.1 | 30.5 |
Cash and Cash Equivalents, End of Period | 36.2 | 42.5 |
Non-Guarantors | | |
Cash Flows from Operating Activities: | | |
Net Cash (Used in) Provided by Operating Activities | 3.1 | 5.2 |
Cash Flows from Investing Activities: | | |
Business acquisitions, net of cash acquired | 0 | 0 |
Additions to property | (1) | (0.6) |
Restricted cash | 0 | 0 |
Proceeds from sale of property and assets held for sale | 0 | 0 |
Capitalization of subsidiaries | 0 | 0 |
Proceeds from equity distributions | | 0 |
Net receipts (payments) from intercompany revolver | | 0 |
Net Cash Used in Investing Activities | (1) | (0.6) |
Cash Flows from Financing Activities: | | |
Repayments of Long-term Debt | 0 | (0.1) |
Payment of preferred stock dividend | 0 | 0 |
Purchases of treasury stock | 0 | |
Preferred stock conversion | | 0 |
Proceeds from exercise of stock awards | 0 | |
Proceeds from parent capitalization | 0 | 0 |
Payments of equity distributions | | (0.1) |
Net receipts (payments) for intercompany revolver | | (7.7) |
Other, net | 0 | 0 |
Net Cash (Used in) Provided By Financing Activities | 0 | (7.9) |
Effect of exchange rate changes on cash | (0.7) | (0.4) |
Net Decrease in Cash and Cash Equivalents | 1.4 | (3.7) |
Cash and Cash Equivalents, Beginning of Year | 28.6 | 19.2 |
Cash and Cash Equivalents, End of Period | 30 | 15.5 |
Eliminations | | |
Cash Flows from Operating Activities: | | |
Net Cash (Used in) Provided by Operating Activities | 3.3 | (72.3) |
Cash Flows from Investing Activities: | | |
Business acquisitions, net of cash acquired | 0 | 0 |
Additions to property | 0 | 0 |
Restricted cash | 0 | 0 |
Proceeds from sale of property and assets held for sale | 0 | 0 |
Capitalization of subsidiaries | 126.9 | 113.6 |
Proceeds from equity distributions | | (52.4) |
Net receipts (payments) from intercompany revolver | | (7.7) |
Net Cash Used in Investing Activities | 126.9 | 53.5 |
Cash Flows from Financing Activities: | | |
Repayments of Long-term Debt | 0 | 0 |
Payment of preferred stock dividend | 0 | 0 |
Purchases of treasury stock | 0 | |
Preferred stock conversion | | 0 |
Proceeds from exercise of stock awards | 0 | |
Proceeds from parent capitalization | (126.9) | (113.6) |
Payments of equity distributions | | 133.8 |
Net receipts (payments) for intercompany revolver | | 7.7 |
Other, net | 0 | 0 |
Net Cash (Used in) Provided By Financing Activities | (126.9) | 27.9 |
Effect of exchange rate changes on cash | 0 | 0 |
Net Decrease in Cash and Cash Equivalents | 3.3 | 9.1 |
Cash and Cash Equivalents, Beginning of Year | (15.3) | (17.9) |
Cash and Cash Equivalents, End of Period | $ (12) | $ (8.8) |