Note 2 - Summary of Significant Accounting Policies - Contract Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Total contract liabilities - beginning of period	$ 6,503	$ 4,873
Contract liability additions acquired through acquisition	0	100
Contract additions, net	6,710	6,371
Change in provision for Loss	4,179
Contract settlements	0	(3,140)
Revenue recognized	(7,174)	(1,701)
Total contract liabilities - end of period	$ 10,218	$ 6,503