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Goodwill and Long-Lived Assets - Estimated Future Amortization Expense (Details) - USD ($)
$ in Millions
Jan. 30, 2016
Jan. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]    
2016 $ 66  
2017 66  
2018 62  
2019 39  
2020 23  
Thereafter 18  
Intangible assets, net $ 274 $ 335