Income Taxes - Income Tax Expense (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Tax Disclosure [Abstract]
Current income tax expense	$ 32,919	$ 32,413	$ 63,236	$ 67,408
Deferred income tax expense (benefit)	(3,267)	(680)	(7,713)	(2,489)
Income tax expense, as reported	$ 29,652	$ 31,733	$ 55,523	$ 64,919
Effective tax rate	16.90%	16.40%	16.50%	16.00%