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Other Current Assets (Details) - USD ($)
$ in Millions
Jan. 30, 2016
Jan. 31, 2015
Other Current Assets    
Income tax and other receivables $ 352 $ 426
Vendor income receivable 379 426
Prepaid expenses 214 231
Pharmacy-related receivables 48 274
Pharmacy and clinic assets held for sale 0 510
Other 168 207
Total $ 1,161 $ 2,074