Stockholders' Equity (Details) - USD ($)
shares in Millions, $ in Millions |
|
|
3 Months Ended |
4 Months Ended |
6 Months Ended |
|
Aug. 15, 2018 |
May 17, 2018 |
Jul. 29, 2018 |
Apr. 29, 2018 |
Aug. 15, 2018 |
May 17, 2018 |
Jul. 29, 2018 |
Jul. 30, 2017 |
Jan. 28, 2018 |
| Accelerated Share Repurchases [Line Items] |
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| Repurchases of common stock through accelerated share repurchase agreements |
|
|
|
|
|
|
$ 3,121
|
$ 3,921
|
|
| Treasury stock value |
|
|
$ 50,928
|
|
|
|
50,928
|
|
$ 48,196
|
| Paid-in capital |
|
|
10,079
|
|
|
|
10,079
|
|
$ 10,192
|
| Q1 Accelerated Share Repurchase Agreement [Member] |
|
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| Accelerated Share Repurchases [Line Items] |
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| Repurchases of common stock through accelerated share repurchase agreements |
|
|
|
$ 750
|
|
|
|
|
|
| Treasury stock shares acquired |
|
0.8
|
|
3.4
|
|
4.2
|
|
|
|
| Q2 Accelerated Share Repurchase Agreement [Member] |
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| Accelerated Share Repurchases [Line Items] |
|
|
|
|
|
|
|
|
|
| Repurchases of common stock through accelerated share repurchase agreements |
|
|
$ 1,600
|
|
|
|
|
|
|
| Treasury stock shares acquired |
|
|
7.1
|
|
|
|
|
|
|
| Treasury stock value |
|
|
$ 1,332
|
|
|
|
1,332
|
|
|
| Paid-in capital |
|
|
$ 268
|
|
|
|
$ 268
|
|
|
| Q2 Accelerated Share Repurchase Agreement [Member] | Subsequent Event [Member] |
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| Accelerated Share Repurchases [Line Items] |
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| Treasury stock shares acquired |
1.0
|
|
|
|
8.1
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