Income Taxes (Reconciliation of the Differences Between Taxes Computed Using the Statutory Federal Income Tax Rate and Actual Income Tax Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Income tax expense using the statutory Federal income tax rate of 21% on income before taxes	$ 147,117	$ 133,937	$ 81,854
Increase (decrease) in tax resulting from:
Tax-exempt interest, net of interest expense disallowance	(3,936)	(2,605)	(2,970)
State taxes, net of federal tax benefit	37,328	35,747	20,098
Income earned on bank owned life insurance	(102)	(1,169)	(956)
(Excess) deficient tax benefits on share based compensation	(2,278)	(1,906)	466
Meals, entertainment and related expenses	1,506	1,208	992
FDIC insurance expense	6,014	5,676	4,605
Non-deductible compensation expense	2,361	1,799	398
Foreign subsidiary, net	2,376	2,011	2,080
Tax benefits related to tax credits, net	(338)	(1,145)	(1,902)
Release of state uncertain tax positions	0	0	(7,173)
Other, net	825	(1,908)	(701)
Total income tax expense	$ 190,873	$ 171,645	$ 96,791