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Restructuring and Other Charges (Details) - USD ($)
$ in Millions
3 Months Ended
May. 01, 2016
Apr. 26, 2015
Restructuring and Other Charges [Abstract]    
Restructuring reserve beg balance [1] $ 23  
Restructuring and other charges 1 $ 0
Payments for Restructuring (5)  
Restructuring Reserve, Settled without Cash 0  
Restructuring reserve end balance [1] $ 19  
[1] Please refer to Note 15 of these Notes to Condensed Consolidated Financial Statements for a discussion regarding restructuring and other charges.