Stock Repurchase Program, Additional Authorized Amount

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- Definition

Treasury Stock, Value, Acquired, Cost Method, Excluding Commissions

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Amount of stock repurchase plan authorized.

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Amount remaining of a stock repurchase plan authorized.

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Total cost of shares repurchased divided by the total number of shares repurchased.

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Number of shares that have been repurchased during the period and are being held in treasury.

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Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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Stockholders’ (Deficit) Equity - Repurchase of Common Stock (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Aug. 02, 2021	May 02, 2018	Jul. 31, 2015
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock repurchase program, authorized amount				$ 1,000,000,000
Stock repurchase program, remaining authorized repurchase amount	$ 896,400,000
Stock repurchase program, additional authorized amount					$ 1,500,000,000
Number of common stock shares repurchased (in shares)	7,875,407
Value of shares repurchased	$ 401,400,000
Common stock repurchase (price per share)	$ 50.96
Treasury stock value	$ 401,600,000	$ 34,600,000	$ 67,300,000
Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of common stock shares repurchased (in shares)	35,100
Value of shares repurchased	$ 1,600,000
July 2015 Repurchase Program
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock repurchase program, authorized amount						$ 1,500,000,000
May 2018 Repurchase Program
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock repurchase program, authorized amount					$ 1,000,000,000
Common Stock Repurchase Set One
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of common stock shares repurchased (in shares)			1,560,633
Common stock repurchase (price per share)			$ 43.09
Treasury stock value			$ 67,200,000
Common Stock Repurchase Set Two
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of common stock shares repurchased (in shares)		856,437
Common stock repurchase (price per share)		$ 40.43
Treasury stock value		$ 34,600,000