Income Taxes (Schedule Of Income Tax Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Taxes [Abstract]
Federal	$ 120,448	$ 51,741	$ 9,113
State and local	30,871	14,203	7,354
Total current	151,319	65,944	16,467
Federal	(7,151)	(1,375)	2,528
State and local	(1,550)	(486)	646
Total deferred	(8,701)	(1,861)	3,174
Income tax expense	$ 142,618	$ 64,083	$ 19,641