Stockholders' Equity and Earnings Per Common Share - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Feb. 21, 2023	Dec. 01, 2022	Oct. 25, 2021
Stockholders Equity and Earnings Per Common Share Additional Information [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share		100,000	1,100,000	1,600,000
Cost of Shares Repurchased	[1]	$ 200.1	$ 50.0	$ 0.0
Number of Treasury Shares Repurchased		5,700,000	1,900,000	0
Authorized Shares of Preferred Stock		25,000,000
Par Value Per Share of Preferred Stock		$ 0.10
Issued Shares of Preferred Stock		0
Accelerated Share Repurchase Agreement [Member]
Stockholders Equity and Earnings Per Common Share Additional Information [Line Items]
Cost of Shares Repurchased		$ 50.0	$ 50.0
Number of Treasury Shares Repurchased		1,700,000	1,900,000
Open Market Share Repurchases [Member]
Stockholders Equity and Earnings Per Common Share Additional Information [Line Items]
Cost of Shares Repurchased		$ 150.1
Number of Treasury Shares Repurchased		4,000,000	0
Repurchase Program Authorized in October 2021 [Member]
Stockholders Equity and Earnings Per Common Share Additional Information [Line Items]
Authorized Amount of Treasury Share Repurchases Under Stock Repurchase Program							$ 250.0
Remaining Amount of Treasury Share Repurchases Authorized Under Stock Repurchase Program		$ 0.0
Repurchase Program Authorized in December 2022 [Member]
Stockholders Equity and Earnings Per Common Share Additional Information [Line Items]
Authorized Amount of Treasury Share Repurchases Under Stock Repurchase Program						$ 200.0
Repurchase Program Authorized in February 2023 [Member] | Subsequent Event
Stockholders Equity and Earnings Per Common Share Additional Information [Line Items]
Authorized Amount of Treasury Share Repurchases Under Stock Repurchase Program					$ 250.0

[1] Includes commissions of $0.1 million for the year ended December 31, 2022.