Note 13 - Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Tax Expense (Benefit)	$ 16,692	$ 27,539	$ 55,827	$ 65,591
Effective Income Tax Rate Reconciliation, Percent	12.10%	18.10%	14.50%	17.10%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			21.00%	21.00%