Note 4 - Long-term Debt - Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Long-term debt	$ 0	$ 218,822
Less current maturities	0	(212,688)
Long-term Debt, Noncurrent, Gross	0	6,134
Deferred financing fees and debt issuance cost, net	0	(3,929)
Total long-term debt, net of deferred financing fees and debt issuance costs	0	2,205
Line of Credit [Member] | First Lien Credit Facility [Member]
Long-term debt	0	71,400
Line of Credit [Member] | Second Lien Credit Facility [Member]
Long-term debt	0	134,907
Exit fee - Second Lien Credit Facility	0	10,000
Mortgages [Member]
Long-term debt	$ 0	$ 2,515