v3.2.0.727
Fair Value Measurements (Details 2) - USD ($)
$ in Millions
Aug. 01, 2015
Jan. 31, 2015
Aug. 02, 2014
Carrying Amount      
Financial Instruments, Balance Sheet Groupings      
Debt [1],[2] $ 11,921 $ 11,946 $ 12,135
Fair Value      
Financial Instruments, Balance Sheet Groupings      
Debt [1],[2] $ 13,365 $ 14,089 $ 13,553
[1] The carrying amount and estimated fair value of debt exclude unamortized swap valuation adjustments and capital lease obligations.
[2] The carrying amounts of certain other current assets, accounts payable, and certain accrued and other current liabilities approximate fair value due to their short-term nature.