Shareholders' Equity (Detail) - USD ($)	1 Months Ended	3 Months Ended				9 Months Ended
	Dec. 31, 2020	Sep. 30, 2024	Jun. 30, 2024	Sep. 30, 2023	Jun. 30, 2023	Sep. 30, 2024	Dec. 31, 2023	Dec. 01, 2020
Stockholders Equity Note Disclosure [Line Items]
Dividends (in dollars per share)		$ 0.23	$ 0.23	$ 0.22	$ 0.22
Dividends payable		$ 38,000,000.0				$ 38,000,000.0	$ 38,000,000.0
Share repurchase		50,000,000.0	$ 50,000,000.0			100,000,000.0
December 2020 Share Repurchase Program
Stockholders Equity Note Disclosure [Line Items]
Repurchase of shares of our common stock up to a maximum aggregate value								$ 750,000,000.0
Common stock authorized for repurchase, expiration date	Dec. 31, 2025
Share repurchase program remaining available amount		$ 500,000,000.0				$ 500,000,000.0