Note 4 - Debt and Credit Facilities (Details Textual) | | | | | 6 Months Ended | 12 Months Ended | | | | | |
Jul. 21, 2023 USD ($) | Mar. 31, 2023 USD ($) | Mar. 14, 2023 USD ($) | Feb. 26, 2021 USD ($) $ / shares | Jun. 30, 2023 USD ($) $ / shares | Jun. 30, 2022 USD ($) | Dec. 31, 2022 USD ($) $ / shares | Feb. 26, 2024 USD ($) | Sep. 01, 2023 USD ($) | Aug. 30, 2023 USD ($) | Jul. 01, 2023 USD ($) | May 31, 2023 USD ($) |
Proceeds from Issuance of Debt | | | | | $ 0 | $ 49,000,000 | | | | | | |
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares | | | | $ 0.01 | $ 0.01 | | $ 0.01 | | | | | |
Percentage Of Stock Of Material Domestic Subsidiaries Securing Credit Agreement | | | | | | | 100% | | | | | |
Percentage Of Stock Of Material First Tier Foreign Subsidiaries Securing Credit Agreement | | | | | | | 65% | | | | | |
A B L Credit Agreement [Member] | | | | | | | | | | | | |
Line of Credit Facility, Maximum Borrowing Capacity | | | | $ 90,000,000 | | | | | | | | |
Amended A B L Credit Agreement [Member] | | | | | | | | | | | | |
Excess Availability Percentage Of Lender Commitments Threshold Triggering Cash Dominion Control | | | | | 12.50% | | | | | | | |
Lender Commitments Threshold Trigger Excess Availability Amount | | | | | $ 11,250,000 | | | | | | | |
Excess Availability Below Which Fixed Charge Coverage Ratios Triggered | | | | | 12.50% | | | | | | | |
Fixed Charged Coverage Ratio Required | | | | | 1 | | | | | | | |
Letters of Credit Outstanding, Amount | | | | | $ 58,000,000 | | $ 58,000,000 | | | | | |
L C Facility Agreement [Member] | | | | | | | | | | | | |
Line of Credit Facility, Daily Minimum Liquidity | | | $ 50,000,000 | | | | | | | | | |
Debt Instrument, Basis Spread on Variable Rate | | | | | 2.75% | | | | | | | |
Line of Credit Facility, Commitment Fee Percentage | | | | | 0.25% | | | | | | | |
Line of Credit Facility, Aggregate Cash Collateral Percentage | | | | | 104% | | | | | | | |
Letters of Credit Outstanding, Amount | | | | | $ 41,000,000 | | 43,000,000 | | | | | |
Letter Of Credit Cash Collateral | | | | | 43,000,000 | | 44,000,000 | | | | | |
Letter of Credit, Commitment Amount | | | | | $ 50,000,000 | | | | | | | |
Line of Credit Facility, Percentage of Letter of Credit Fee | | | | | 3.75% | | | | | | | |
L C Facility Agreement [Member] | Subsequent Event [Member] | | | | | | | | | | | | |
Letter Of Credit Cash Collateral | $ 59,000,000 | | | | | | | | | | | |
Amended A B L Credit Agreement [Member] | | | | | | | | | | | | |
Line of Credit Facility, Daily Minimum Liquidity | | | 50,000,000 | | | | | | | | | |
Line of Credit Facility, Quarterly Minimum Liquidity | | | $ 80,000,000 | | | | | | | | | |
Minimum Liquidity Current Balance | | $ 143,000,000 | | | | | $ 150,000,000 | | | | | |
Excess Availability Percentage Of Lender Commitments Threshold Triggering Cash Dominion Control | | | | | 12.50% | | 12.50% | | | | | |
Lender Commitments Threshold Trigger Excess Availability Amount | | | | | $ 11,250,000 | | $ 11,250,000 | | | | | |
Line of Credit Facility, Remaining Borrowing Capacity | | | | | | | $ 21,000,000 | | | | | $ 17,000,000 |
Excess Availability Below Which Fixed Charge Coverage Ratios Triggered | | | | | 12.50% | | | | | | | |
Letters of Credit Outstanding, Amount | | | | | $ 58,000,000 | | | | | | | |
Letter of Credit [Member] | A B L Credit Agreement [Member] | | | | | | | | | | | | |
Line of Credit Facility, Commitment Fee Percentage | | | | | | | 0.25% | | | | | |
A B L Credit Agreement [Member] | | | | | | | | | | | | |
Lender Commitments Threshold Trigger Excess Availability Amount | | | | | | | $ 11,250,000 | | | | | |
Excess Availability Below Which Fixed Charge Coverage Ratios Triggered | | | | | | | 12.50% | | | | | |
Proforma Fixed Charge Coverage Ratio | | | | | 1 | | | | | | | |
Consolidated EBITDA Exceeding Fixed Charges, Amount | | $ 9,000,000 | | | | | | | | | | |
Letter Of Credit Facility Agreement [Member] | | | | | | | | | | | | |
Line of Credit Facility, Aggregate Cash Collateral Percentage | | | | 103% | | | | | | | | |
Minimum Liquidity Requirement | | | | | $ 80,000,000 | | | | | | | |
Two Thousand Twenty One Notes Embedded Derivative [Member] | | | | | | | | | | | | |
Embedded Derivative, Fair Value of Embedded Derivative Liability | | | | $ 12,000,000 | 4,000,000 | | $ 2,000,000 | | | | | |
Two Thousand Twenty One Convertible Debt [Member] | | | | | | | | | | | | |
Debt Instrument, Face Amount | | | | $ 25,000,000 | | | | | | | | |
Debt Instrument, Interest Rate, Stated Percentage | | | | 5% | | | | | | | | |
Debt Instrument, Convertible, Conversion Ratio | | | | 100 | | | | | | | | |
Debt Conversion, Original Debt, Amount | | | | $ 1,000 | | | | | | | | |
Initial Conversion Price Per Share of Common Stock (in dollars per share) | $ / shares | | | | $ 10 | | | | | | | | |
Debt Instrument, Convertible, Stock Price Trigger (in dollars per share) | $ / shares | | | | $ 14.50 | | | | | | | | |
Debt Instrument, Convertible, Threshold Consecutive Trading Days | | | | 60 | | | | | | | | |
Holder Fundamental Transaction Election Period (Day) | | | | 30 days | | | | | | | | |
Convertible Notes Payable, Noncurrent | | | | | 19,000,000 | | 18,000,000 | | | | | |
Debt Instrument, Unamortized Discount | | | | | 8,000,000 | | 9,000,000 | | | | | |
Convertible Debt, Fair Value Disclosures | | | | | $ 20,000,000 | | $ 16,000,000 | | | | | |
Forecast [Member] | L C Facility Agreement [Member] | | | | | | | | | | | | |
Letter of Credit, Commitment Amount | | | | | | | | | $ 50,000,000 | $ 100,000,000 | | |
Forecast [Member] | Amended A B L Credit Agreement [Member] | | | | | | | | | | | | |
Line of Credit Facility, Maximum Borrowing Capacity | | | | | | | | $ 81,000,000 | | | | |
Forecast [Member] | Two Thousand Twenty One Convertible Debt [Member] | | | | | | | | | | | | |
Repayments of Debt | 25,000,000 | | | | | | | | | | | |
Minimum [Member] | Amended A B L Credit Agreement [Member] | | | | | | | | | | | | |
Fixed Charged Coverage Ratio Required | | | | | 1 | | 1 | | | | | |
Minimum [Member] | Revolving Credit Facility [Member] | Amended A B L Credit Agreement [Member] | | | | | | | | | | | | |
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage | | | 0.375% | | | | | | | | | |
Minimum [Member] | Revolving Credit Facility [Member] | Amended A B L Credit Agreement [Member] | Secured Overnight Financing Rate (SOFR) [Member] | | | | | | | | | | | | |
Debt Instrument, Basis Spread on Variable Rate | | | 3.50% | | | | | | | | | |
Minimum [Member] | Revolving Credit Facility [Member] | L C Facility Agreement [Member] | | | | | | | | | | | | |
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage | | | | | 0.375% | | | | | | | |
Minimum [Member] | Two Thousand Twenty One Convertible Debt [Member] | | | | | | | | | | | | |
Debt Instrument, Convertible, Threshold Trading Days | | | | 45 | | | | | | | | |
Maximum [Member] | Revolving Credit Facility [Member] | L C Facility Agreement [Member] | | | | | | | | | | | | |
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage | | | | | 0.50% | | | | | | | |
Term Loan Credit Agreement [Member] | | | | | | | | | | | | |
Long-Term Debt, Total | | | | $ 225,000,000 | | | | | | | | |
Long Term Debt, Maximum Additional Proceeds | | | | $ 50,000,000 | | | | | | | | |
Refinancing Term Loans [Member] | | | | | | | | | | | | |
Debt Instrument, Face Amount | | | | | $ 450,000,000 | | | | | | | |
Debt Instrument, Interest Rate, Annum Payable | | | | | 7.50% | | | | | | | |
Debt Instrument, Interest Rate, Payable In-kind | | | | | 5% | | | | | | | |
Debt Instrument, Interest Rate, Stated Percentage | | | | | 12.50% | | | | | | | |
Refinancing Term Loans [Member] | UNITED STATES | | | | | | | | | | | | |
Maximum Amount Liquidity Required | | | | | $ 60,000,000 | | | | | | | |
Refinancing Term Loans [Member] | UNITED STATES | Forecast [Member] | | | | | | | | | | | | |
Maximum Amount Liquidity Required | | | | | | | | | | | $ 85,000,000 | |
Refinancing Term Loans [Member] | Minimum [Member] | | | | | | | | | | | | |
Debt Instrument, Material Indebtness | | | | | 20,000,000 | | | | | | | |
Refinancing Term Loans [Member] | Maximum [Member] | | | | | | | | | | | | |
Debt Instrument, Material Indebtness | | | | | $ 25,000,000 | | | | | | | |
Refinancing Term Loans [Member] | Used to Refinance Obligations [Member] | | | | | | | | | | | | |
Proceeds from Issuance of Debt | 435,000,000 | | | | | | | | | | | |
Refinancing Term Loans [Member] | General Corporate Purposes and Working Capital Needs [Member] | | | | | | | | | | | | |
Proceeds from Issuance of Debt | $ 29,000,000 | | | | | | | | | | | |