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Stockholders' Equity - Additional Information (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended												12 Months Ended
	Dec. 31, 2025	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	May 31, 2025	Jul. 31, 2024	Jul. 31, 2023
Class of Stock [Line Items]
Quarterly cash dividend paid	$ 0.27	$ 0.27	$ 0.25	$ 0.25	$ 0.25	$ 0.25	$ 0.24	$ 0.24	$ 0.24	$ 0.24	$ 0.2	$ 0.2
Dividends paid on common stock													$ 253.8	$ 244.9	$ 220.9
Payments for repurchase of common stock													1,037.5	736.0	474.1
Stock Repurchase Program [Member]
Class of Stock [Line Items]
Payments for repurchase of common stock													$ 1,037.5	$ 736.0	$ 474.1
Repurchase of common stock , shares													12.3	10.6	8.4
Maximum [Member]
Class of Stock [Line Items]
Stock repurchase program, authorized amount																$ 1,500.0	$ 1,000.0	$ 1,000.0

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Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

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