Note 5 - Long-term Debt, Net - Long-term Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Long-term debt	$ 33,288	$ 30,488
Long-term debt	33,288	30,488
Less: Current portion of long-term debt	(32,538)	(5,000)
Long-term debt, net (non-current)	750	25,488
New Credit Facility Term Loan [Member]
Long-term debt	0	30,488
Long-term debt	0	30,488
New Credit Facility [Member]
Long-term debt	31,288	0
Long-term debt	31,288	0
Notes Payable to Banks [Member]
Long-term debt	2,000	0
Long-term debt	$ 2,000	$ 0

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant