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Note 4 - Fair Value Measurements (Details Textual) $ in Thousands	3 Months Ended
	Jun. 30, 2024 USD ($)	Apr. 05, 2024 USD ($)	Mar. 31, 2024 USD ($)	Nov. 17, 2022 USD ($)	Aug. 12, 2019
Long-Term Debt	$ 74,063
GKE Acquisition [Member]
Business Combination, Hold Back Consideration Liability	9,200
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	750
Business Combination, Contingent Consideration, Liability Fair Value	650
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	650
Outstanding 2025 Notes [Member]
Debt Instrument, Repurchase Amount		$ 75,000
Long-Term Debt	97,500	$ 97,500
Senior Notes [Member] | The Notes [Member]
Debt Instrument, Interest Rate, Stated Percentage		1.375%			1.375%
Long-Term Debt	$ 96,896		$ 171,198
Accounts Receivable [Member] | Customer Concentration Risk [Member]
Number of Major Customers	0

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