v2.4.0.6
Maturities of Available for Sale and Held to Maturity Securities (Detail) (USD $)
In Millions, unless otherwise specified
Sep. 02, 2012
Available-For-Sale, Cost Basis  
Available-For-Sale, Cost Basis due in one year or less $ 590
Available-For-Sale, Cost Basis due after one year through five years 282
Available-For-Sale, Cost Basis due after five years 1
Available-For-Sale, Cost Basis, total 873
Available-For-Sale, Fair Value  
Available-For-Sale, Fair Value due in one year or less 590
Available-For-Sale, Fair Value due after one year through five years 288
Available-For-Sale, Fair Value due after five years 1
Available-For-Sale, Fair Value, total 879
Held-To-Maturity, Cost Basis  
Held-To-Maturity, Cost Basis due in one year or less 447
Held-To-Maturity, Cost Basis due after one year through five years 0
Held-To-Maturity, Cost Basis due after five years 0
Held-To-Maturity, Cost Basis, total 447
Held-To-Maturity, Fair Value  
Held-To-Maturity, Fair Value due in one year or less 447
Held-To-Maturity, Fair Value due after one year through five years 0
Held-To-Maturity, Fair Value due after five years 0
Held-To-Maturity, Fair Value, total $ 447