Quarterly report pursuant to Section 13 or 15(d)

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

v3.7.0.1
Stockholders' Equity (Accumulated Other Comprehensive Income/ (Loss) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jul. 29, 2017
Jul. 30, 2016
Jul. 29, 2017
Jul. 30, 2016
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
January 28, 2017     $ (473)  
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax     2  
Reclassification for net actuarial (gain)/loss (3) $ 0 $ (1) 0 $ (2)
Amounts reclassified from accumulated other comprehensive income, Prior Service Credit/(Cost), net of tax 1 0 2 0
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax 2 2 4 4
Net current-period other comprehensive income 2 (6) 27 (3)
July 29, 2017 (446) $ (494) (446) $ (494)
Net Actuarial Gain/(Loss) [Member]        
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
January 28, 2017     (421)  
Other comprehensive income (loss) before reclassifications, gain (loss) on cash flow hedges, net of tax     22  
Reclassification for net actuarial (gain)/loss (3)     0  
July 29, 2017 (399)   (399)  
Prior Service Credit/(Cost) [Member]        
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
January 28, 2017     (33)  
Other comprehensive income (loss) before reclassifications, gain (loss) on cash flow hedges, net of tax     0  
Amounts reclassified from accumulated other comprehensive income, Prior Service Credit/(Cost), net of tax     5  
July 29, 2017 (28)   (28)  
Accumulated Translation Adjustment [Member]        
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
January 28, 2017     (2)  
July 29, 2017 0   0  
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]        
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
January 28, 2017     (17)  
Other comprehensive income (loss) before reclassifications, gain (loss) on cash flow hedges, net of tax     (6)  
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax     4  
July 29, 2017 (19)   (19)  
Accumulated Other Comprehensive Income/(Loss) [Member]        
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
January 28, 2017     (473)  
Other comprehensive income (loss) before reclassifications, gain (loss) on cash flow hedges, net of tax     18  
Amounts reclassified from accumulated other comprehensive income, Accumulated Other Comprehensive Income/(Loss)     9  
Net current-period other comprehensive income     27  
July 29, 2017 $ (446)   $ (446)