Income Taxes - Tax Expense Components and Reconciliation to Federal Statutory Rate (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Current income tax expense:
Federal	$ 76,878	$ 42,000	$ 99,254
State and local	21,866	13,032	25,464
Total current income tax expense	98,744	55,032	124,718
Deferred income tax expense (benefit)	(16,119)	7,521	5,055
Total income tax expense	$ 82,625	$ 62,553	$ 129,773
Reconciliation of the statutory federal income tax rate to the effective income tax rate
Federal income tax at statutory rate	21.00%	21.00%	21.00%
State and local income taxes, less federal income tax benefit	4.90%	5.00%	4.20%
Permanent differences	0.70%	0.70%	0.50%
Deferred income taxes — state income tax rate adjustment	(1.00%)	0.60%	(1.20%)
Valuation allowance	(0.70%)	1.70%	0.20%
Limitation on officers’ compensation	2.00%	2.00%	0.90%
Tax credits	(1.10%)	(1.60%)	(0.40%)
Stock-based compensation	(0.70%)	(0.80%)	(1.70%)
Non-controlling interest	(3.70%)	(4.20%)	(1.90%)
Other	0.20%	(0.40%)	(1.00%)
Effective income tax rate	21.60%	24.00%	20.60%