Income Taxes - Reconciliation of Effective Tax Rate on Net Income (Loss) and Federal Statutory Tax Rate (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Amount
Income tax at federal statutory rate	$ 70,000	$ 63,700	$ 32,700
Stock compensation	(500)	300	(1,600)
Other permanent items	1,800	1,300	1,300
Change in valuation allowance	0	(100)	(900)
Change in uncertain tax positions	200	(500)	(2,900)
State and local income taxes, net of federal benefit	17,900	15,200	8,100
Total tax expense	$ 89,400	$ 79,900	$ 36,700
Percent
Income tax at federal statutory rate	21.00%	21.00%	21.00%
Stock compensation	(0.20%)	0.10%	(1.00%)
Other permanent items	0.50%	0.40%	0.80%
Change in valuation allowance	0.00%	(0.10%)	(0.60%)
Change in uncertain tax positions	0.10%	(0.10%)	(1.80%)
State and local income taxes, net of federal benefit	5.40%	5.00%	5.20%
Total tax expense	26.80%	26.30%	23.60%