Final price paid per share for the purchase of the targeted number of shares, determined by an average market price over a fixed period of time.

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The price paid per share to immediately purchase the targeted number of shares on the date of executing the accelerated share repurchase agreement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

The cash outflow to reacquire common stock during the period.

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-SubTopic 10
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Amount of stock repurchase plan authorized.

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- Definition

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

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Common Stock Repurchase Program - Repurchases (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	1 Months Ended			3 Months Ended
	Feb. 28, 2022	Jan. 31, 2022	Dec. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Common stock repurchase program
Authorized share repurchases				$ 1,250
Cash paid for repurchase of common stock				$ 250	$ 250
Weighted average final purchase price (in dollars per share)		$ 160.33
Accelerated Share Repurchase Agreement (ASR) [Member]
Common stock repurchase program
Cash paid for repurchase of common stock	$ 250		$ 350
Shares repurchased (in shares)	1.4	0.4	1.7
Initial stock repurchase price (in dollars per share)	$ 146.43		$ 160.67