Note 7 - Debt - Schedule of Debt Instruments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Balance, total	$ 256,251
Amortization of debt discount and debt issuance costs	1,222	$ 1,161	$ 785
Balance, total	249,345	256,251
Current portion of notes payable	1,993	1,720
Other long-term liabilities	27,189	27,371
Total	249,345	256,251
Notes Payable And Other Long Term Liabilities [Member]
Balance, total	11,010
Balance, total	9,720	11,010
Current portion of notes payable	1,993	1,720
Other long-term liabilities	7,727	9,290
Total	9,720	11,010
Senior Notes [Member]
Balance	144,580
Balance, debt issuance cost	(2,484)
Balance, total	142,096
Amortization of debt discount and debt issuance costs	1,154
Balance	144,580	144,580
Balance, debt issuance cost	(1,330)	(2,484)
Balance, total	143,250	142,096
Total	$ 143,250	$ 142,096