Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plans Summary of Stock Option Transactions for All Stock Option Plans (Details)

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Employee Benefit Plans Summary of Stock Option Transactions for All Stock Option Plans (Details) (Employee Stock Option [Member], USD $)
Share data in Thousands, except Per Share data, unless otherwise specified
12 Months Ended
Sep. 29, 2013
Sep. 30, 2012
Sep. 25, 2011
Employee Stock Option [Member]
     
Summary of Stock Option Transactions for All Stock Option Plans [Roll Forward]      
Options outstanding - Beginning balance 106,601    
Options canceled/forfeited/expired (652)    
Options exercised (34,923)    
Options outstanding - Ending balance 71,026 106,601  
Options exercisable at end of period 65,243    
Summary of Stock Option Transactions for All Stock Option Plans [Abstract]      
Total intrinsic value of stock options exercised $ 949,000,000 $ 1,000,000,000 $ 1,100,000,000
Options outstanding at beginning of period, weighted average exercise price $ 39.96    
Options canceled/forfeited/ expired, weighted average exercise price $ 40.25    
Options exercised, weighted average exercise price $ 37.51    
Options outstanding at end of period, weighted average exercise price $ 41.17 $ 39.96  
Options exercisable at end of period, weighted average exercise price $ 41.09    
Options outstanding at end of period, average remaining contractual term (years) 4 years 2 months 9 days    
Options exercisable at end of period, average remaining contractual term (years) 4 years 0 months 15 days    
Options outstanding at end of period, aggregate intrinsic value 1,900,000,000    
Options exercisable at end of period, aggregate intrinsic value 1,700,000,000    
Employee Service Share-Based Compensation, Aggregate Disclosures [Abstract]      
Vesting period 5 years 0 months 0 days    
Stock option exercisable period after grant date exercisable for up to 10 years from the grant date    
Unrecognized compensation expense related to nonvested awards 51,000,000    
Weighted average period over which unrecognized compensation expense related to nonvested awards is expected to be recognized 6 months    
Cash received from exercise of stock options 1,300,000,000 1,500,000,000 2,500,000,000
Tax benefits related to exercise of stock options $ 659,000,000 $ 438,000,000 $ 421,000,000