Income Taxes - Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Note 11 - Income Taxes - Effective Income Tax Rate Reconciliation (Details)
Taxes at federal statutory rate	$ 22,019	$ 22,948	$ 9,489
Taxes at federal statutory rate, percentage	21.00%	21.00%	21.00%
State and local income tax, net of Federal income tax benefit	$ 8,167	$ 6,865	$ 1,043
State and local income tax, net of Federal income tax benefit, percentage	7.80%	6.30%	2.30%
Tax exempt income, net	$ (2,083)	$ (1,150)	$ (875)
Tax exempt, percentage	(2.00%)	(1.00%)	(1.90%)
Nondeductible merger expense			$ 543
Nondeductible merger expense, percentage			1.20%
Other	$ (196)	$ (1,178)	$ 308
Other, percentage	(0.20%)	(1.10%)	0.70%
Total provision for income taxes	$ 27,907	$ 27,485	$ 10,508
Taxes at effective rate, percentage	26.60%	25.20%	23.30%