Income Taxes (Effective Income Tax Rate Reconciliation, Amount) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Effective Income Tax Rate Reconciliation, Amount [Abstract]
U.S. federal statutory income tax	$ 118,110	$ 107,013	$ 83,086
Deferred tax impact of TRS tax-free liquidation	13,036	0	0
State and local income taxes	3,763	1,955	2,051
Valuation allowance	1,758	1,731	0
REIT conversion benefit	(108,315)	(106,839)	(80,397)
Permanent differences	11	16	23
Other miscellaneous items	(21)	1	1
Total provision	$ 28,342	$ 3,877	$ 4,764