Quarterly report pursuant to Section 13 or 15(d)

Financing Activities (Details)

v2.4.0.8
Financing Activities (Details) (USD $)
In Millions, unless otherwise specified
9 Months Ended 9 Months Ended
Nov. 02, 2013
Oct. 27, 2012
Aug. 03, 2013
Nov. 02, 2013
8.0% Senior Debentures Due 2012 [Member]
Oct. 27, 2012
8.0% Senior Debentures Due 2012 [Member]
Nov. 02, 2013
5.35% Senior Notes Due 2012 [Member]
Oct. 27, 2012
5.35% Senior Notes Due 2012 [Member]
Nov. 02, 2013
7.625% Senior Debentures [Member]
Oct. 27, 2012
7.625% Senior Debentures [Member]
Sep. 06, 2013
4.375% Senior notes Due 2023 [Member]
Extinguishment of debt       $ 0 $ 173 $ 0 $ 616 $ 109 $ 0  
Debt Instrument, Interest Rate, Stated Percentage         8.00%   5.35%     4.375%
Loss on extinguishment of debt   4                
Stock Repurchased During Period, Shares 27.6                  
Stock Repurchased During Period, Value 1,254                  
Stock Repurchase Program, Remaining Authorized Repurchase Amount 1,748                  
Debt Instrument, Face Amount                   400
Line of Credit Facility, Maximum Borrowing Capacity     1,500              
Line of Credit Facility, Maximum Borrowing Capacity at Company's Option     $ 1,750