Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plans (Details)

v2.3.0.15
Employee Benefit Plans (Details) (USD $)
In Millions, except Share data in Thousands, unless otherwise specified
12 Months Ended
Sep. 25, 2011
Sep. 26, 2010
Sep. 27, 2009
Employee Savings and Retirement Plan [Abstract]      
Percentage of eligible employee compensation that can be contributed to 401(k) plan 100.00%    
Company's contribution expense to 401(k) plan $ 52 $ 46 $ 46
Restricted Stock Units, Additional Disclosures [Abstract]      
Share-based compensation arrangement by share-based payment award, equity instruments other than options, vested in period, total fair value 43 1 0
Tax withholding related to vesting of restricted stock units, number of shares 243,000    
Tax withholding related to vesting of restricted stock units, value $ 14    
Restricted Stock Units [Member]
     
Employee Savings and Retirement Plan [Abstract]      
Vesting period 3