Stockholders' Equity - Additional Information (Detail) - USD ($) $ / shares in Units, shares in Millions	3 Months Ended			6 Months Ended		9 Months Ended			12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022	Jun. 30, 2024	Jun. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2022
Class of Stock [Line Items]
Quarterly cash dividend paid	$ 0.24	$ 0.2	$ 0.2	$ 0.24	$ 0.2	$ 0.25	$ 0.24	$ 0.2	$ 0.25	$ 0.24	$ 0.2
Dividends paid on common stock									$ 244,900,000	$ 220,900,000	$ 203,100,000
Payments for repurchase of common stock									736,000,000	474,100,000	476,100,000
Stock Repurchase Program [Member]
Class of Stock [Line Items]
Payments for repurchase of common stock									$ 736,000,000	$ 474,100,000	$ 476,100,000
Repurchase of common stock , shares									10.6	8.4	7.8
Maximum [Member]
Class of Stock [Line Items]
Stock repurchase program, authorized amount												$ 1,000,000,000	$ 1,000,000,000	$ 1,000,000,000