v2.4.0.6
Commitments and Contingencies (Details) (USD $)
In Millions, unless otherwise specified
Jan. 28, 2012
Jan. 29, 2011
Commitments and Contingencies    
Purchase obligations $ 1,396 $ 1,907
Trade letters of credit outstanding, Amount 1,516 1,522
Standby letters of credit outstanding, Amount $ 66 $ 71