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.

No definition available.

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- Definition

The cash outflow to reacquire common stock during the period.

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-Publisher FASB
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-Topic 230
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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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- Definition

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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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Stockholders' Equity - Accelerated Share Repurchase Agreements (Details) - USD ($) shares in Millions, $ in Millions			3 Months Ended		9 Months Ended
	Nov. 18, 2019	Nov. 03, 2019	Nov. 18, 2019	Nov. 03, 2019	Nov. 03, 2019	Oct. 28, 2018
Accelerated Share Repurchases [Line Items]
Agreement Amount					$ 3,909	$ 5,518
Q3 Accelerated Share Repurchase Agreement
Accelerated Share Repurchases [Line Items]
Agreement Amount				$ 820
Shares repurchased				3.2
Treasury stock value				$ 720
Subsequent Event \| Q3 Accelerated Share Repurchase Agreement
Accelerated Share Repurchases [Line Items]
Shares repurchased	0.4		3.6
Paid-in Capital \| Q3 Accelerated Share Repurchase Agreement
Accelerated Share Repurchases [Line Items]
Treasury stock value		$ 100