Income Taxes (Reconciliation of the Statutory Federal Income Tax Rate) (Details) - USD ($) $ in Millions |
12 Months Ended | ||||||
|---|---|---|---|---|---|---|---|
Feb. 02, 2019 |
Feb. 03, 2018 |
Jan. 28, 2017 |
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| Income Tax Disclosure [Abstract] | |||||||
| Federal income tax at statutory rate | $ (57) | $ (82) | $ 1 | ||||
| State and local income tax, less federal income tax benefit | (17) | (12) | (2) | ||||
| Increase/(decrease) in valuation allowance | 47 | 33 | (1) | ||||
| Effect of U.S. tax reform | 0 | (75) | 0 | ||||
| Other, including permanent differences and credits | 11 | 10 | 3 | ||||
| Total income tax expense/(benefit) | $ 16 | $ 126 | [1] | $ (1) | [1] | ||
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