Note 13 - Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Tax Expense (Benefit)	$ 19,364	$ 22,117	$ 39,135	$ 38,051
Effective Income Tax Rate Reconciliation, Percent	16.30%	16.20%	15.80%	16.40%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			21.00%	21.00%