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Note 4 - Fair Value Measurements (Details Textual) $ in Thousands | 3 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Dec. 31, 2024 USD ($) | Apr. 05, 2024 USD ($) | Mar. 31, 2024 USD ($) | Nov. 17, 2022 USD ($) | Aug. 12, 2019
GKE Acquisition [Member] |  |  |  |  |
Business Combination, Hold Back Consideration Liability | $ 9,000 |  |  |  |
Business Combination, Hold Back Consideration Liability, Fair Value | 8,900 |  |  |  |
GKE Acquisition [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |  |  |
Business Combination, Hold Back Consideration Liability, Fair Value | 8,900 |  |  |  |
Belyntic Acquisition [Member] |  |  |  |  |
Business Combination, Contingent Consideration, Liability Fair Value | 675 |  |  |  |
Belyntic Acquisition [Member] | Other Long-term Liabilities [Member] |  |  |  |  |
Business Combination Contingent Consideration Liability, At Acquisition Date |  |  |  | $ 1,500 |
Belyntic Acquisition [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |  |  |
Business Combination, Contingent Consideration, Liability Fair Value | 675 |  |  |  |
Outstanding 2025 Notes [Member] |  |  |  |  |
Debt Instrument, Repurchase Amount |  | $ 75,000 |  |  |
Principal Outstanding | 97,500 |  |  |  |
Senior Notes [Member] | The Notes [Member] |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 1.375% |  |  | 1.375%
Principal Outstanding | $ 97,500 |  | $ 172,500 |  |
Accounts Receivable [Member] | Customer Concentration Risk [Member] |  |  |  |  |
Number of Major Customers | 0 |  |  |  |

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