Stockholders' Equity - Narrative (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Oct. 31, 2021
Class of Stock [Line Items]
Preferred stock, shares authorized (in shares)	10,000,000	10,000,000
Number of shares authorized to be repurchased (in shares)				25,000,000.0
Treasury stock, shares, acquired (in shares)	10,489,770	4,384,678	311,536
Stock withheld for tax withholding obligation (in shares)	424,806	378,130
Treasury stock, value, acquired, cost method	$ 937,800,000	$ 347,500,000	$ 35,400,000
Average price paid per share for common stock repurchased (in dollars per share)	$ 89.41	$ 79.26	$ 113.70
Series D Preferred Stock
Class of Stock [Line Items]
Preferred stock, shares outstanding (in shares)	5,000	5,000
Per share ownership interest, percentage	1.00%
Preferred stock	$ 493,500,000	$ 493,500,000
Preferred stock, liquidation preference	$ 100,000
Depository shares, liquidation preference (in dollars per share)	$ 1,000
Preferred stock, annual dividend rate	4.60%
Preferred stock, variable rate	3.202%
Series E Preferred Stock
Class of Stock [Line Items]
Preferred stock, shares outstanding (in shares)	16,000	16,000
Per share ownership interest, percentage	0.10%
Preferred stock	$ 391,400,000	$ 391,400,000
Preferred stock, liquidation preference	$ 25,000
Depository shares, liquidation preference (in dollars per share)	$ 25
Preferred stock, annual dividend rate	4.70%
Proceeds from issuance of preferred stock	$ 391,400,000	$ 391,400,000
Preferred stock, dividends per share, declared (in dollars per share)	$ 293.75
Series D Preferred Stock, Depositary Shares
Class of Stock [Line Items]
Preferred stock, shares issued (in shares)	500,000
Series E Preferred Stock, Depositary Shares
Class of Stock [Line Items]
Preferred stock, shares issued (in shares)	16,000,000