Note 12 - Income Taxes - Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Provision for income taxes at U.S. federal statutory rate	$ 9,718	$ 1,834
State deferred income taxes	367	399
Limited tax benefit (expense) due to stock-based compensation	(112)	377
Other, net	(34)	(313)
Total provision for income taxes	$ 9,939	$ 2,297
Effective income tax rate	21.50%	26.30%