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Note 4 - Bank Debt (Details Textual) $ in Thousands |  |  | 1 Months Ended | 2 Months Ended | 3 Months Ended | 8 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Mar. 13, 2023 USD ($) | Apr. 15, 2020 | Apr. 30, 2024 USD ($) | Mar. 31, 2023 USD ($) | Mar. 12, 2023 USD ($) | Mar. 31, 2024 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) | Sep. 30, 2023 | Dec. 31, 2022 USD ($) | Aug. 02, 2023 USD ($)
Long-Term Debt, Gross |  |  |  |  |  |  |  | $ 91,500 |  | $ 85,213 |
Debt Issuance Costs, Net, Total |  |  |  |  |  |  |  | $ 3,609 |  | 2,469 |
Leverage Ratio |  |  |  |  |  |  |  | 1.32 |  |  |
Credit Agreement [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Increase (Decrease), Net |  |  |  |  |  |  |  |  |  | (26,500) |
Debt Instrument, Liquidity |  |  |  |  |  |  |  | $ 26,200 |  |  |
Letters of Credit Outstanding, Amount |  |  |  |  |  |  |  | 18,600 |  |  |
Debt Issuance Costs, Net, Total | $ 1,600 |  |  |  |  |  |  | $ 3,600 |  | 2,500 | $ 4,300
Leverage Ratio |  |  |  |  |  |  |  | 2.25 |  |  |
Debt Service Coverage Ratio |  |  |  |  |  |  |  | 3.3 |  |  |
Credit Agreement [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |  |  |
Long-Term Debt, Gross |  |  |  |  |  |  |  |  |  | $ 5,500 |
Debt Instrument, Periodic Payment, Total |  |  |  | $ 5,500 |  | $ 5,000 |  | $ 10,000 |  |  |
Credit Agreement [Member] | Term Loan [Member] | Forecast [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Periodic Payment, Total |  |  | $ 6,500 |  |  |  | $ 6,300 |  |  |  |
Credit Agreement [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Covenant, Debt Service Coverage Ratio |  |  |  |  |  |  |  |  |  | 1.25 |
Credit Agreement [Member] | Secured Overnight Financing Rate (SOFR) [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  |  |  |  |  |  | 4.25% |  |
Credit Agreement [Member] | Secured Overnight Financing Rate (SOFR) [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 4.00% |  |  |  |  |  |  |  |  |  |
Credit Agreement [Member] | Secured Overnight Financing Rate (SOFR) [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 5.00% | 4.00% |  |  |  |  |  |  |  |  |
Credit Agreement [Member] | Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Amount to be Converted | $ 35,000 |  |  |  |  |  |  |  |  |  | 65,000
Line of Credit Facility, Maximum Borrowing Capacity | 85,000 |  |  |  |  |  |  |  |  | $ 120,000 | 75,000
Debt Instrument, Covenant, Maximum Annual Capital Expenditures |  |  |  |  |  |  |  | 75,000 |  |  | $ 100,000
Line of Credit, Additional Amount Borrowed |  |  |  |  | $ 17,000 |  |  |  |  |  |
Long-Term Line of Credit, Total |  |  |  |  |  |  |  |  |  | $ 79,700 |
Debt Instrument, Unused Borrowing Capacity, Amount |  |  |  |  |  |  |  | 23,400 |  |  |
Credit Agreement [Member] | Revolving Credit Facility [Member] | Post August 2023 Amendment [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Covenant, Maximum Annual Capital Expenditures |  |  |  |  |  |  |  | 1,500 |  |  |
Term Loan [Member] | Revolving Credit Facility [Member] | Post March 2023 Amendment [Member] |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | 85,000 |  |  |  |  |  |  |  |  |  |
Long-Term Debt, Gross | 35,000 |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Current Borrowing Capacity | $ 40,200 |  |  |  |  |  |  |  |  |  |
Term Loan [Member] | Revolving Credit Facility [Member] | Post August 2023 Amendment [Member] |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  |  |  | 75,000 |  |  |
Long-Term Debt, Gross |  |  |  |  |  |  |  | 58,500 |  |  |
Line of Credit Facility, Current Borrowing Capacity |  |  |  |  |  |  |  | $ 33,000 |  |  |

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- Definition Represents the debt instrument, covenant, debt service coverage ratio. + References No definition available. + Details
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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-4 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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