Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity Stockholders' Equity (Reclassifications Out of Accumulated Other Comprehensive Income/ (Loss) (Details) (Details)

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Stockholders' Equity Stockholders' Equity (Reclassifications Out of Accumulated Other Comprehensive Income/ (Loss) (Details) (Details) - USD ($)
$ in Millions
12 Months Ended
Feb. 03, 2018
Jan. 28, 2017
Jan. 30, 2016
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Reclassification for amortization of prior service (credit)/cost (5) [1] $ 4 $ 0 $ 2
Other Comprehensive Income Loss Reclassification Pension And Other Postretirement Benefit Plans Settlement Adjustment In Net Periodic Benefit Cost Gross Amount (13)   (180)
Other comprehensive income/(loss) 113 18 (141)
Selling, General and Administrative Expenses [Member]      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Reclassification for amortization of net actuarial (gain)/loss included in net periodic benefit expense/(income), gross amount 0 9 0
Amortization of prior service (credit)/cost $ 0 $ (8) $ (7)
[1] Net of $(3) million of tax in 2017, $0 million of tax in 2016 and $(1) million of tax in 2015. Pre-tax amounts of $7 million in 2017, $8 million in 2016 and $8 million in 2015 were recognized in Pension in the Consolidated Statement of Operations. Pre-tax amounts of $(8) million in 2016 and $(7) million in 2015 were recognized in SG&A in the Consolidated Statement of Operations.