Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Income Taxes [Line Items]
Income tax expense	$ 66,794	$ 47,449	$ 111,258	$ 102,710
Effective income tax rate reconciliation, percent	26.60%	23.60%	26.60%	25.90%
Base Erosion and Anti-Abuse Tax
Income Taxes [Line Items]
Income tax expense	$ 0	$ 0	$ 0	$ 0