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Share-Based Compensation - Additional Information (Detail) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 15, 2012
Jun. 17, 2011
Jun. 15, 2012
Jun. 17, 2011
Dec. 30, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based compensation expense $ 19 $ 22 $ 38 $ 43  
Deferred compensation costs related to unvested awards $ 163   $ 163   $ 101
Shares reserved under the Comprehensive Plan (in shares) 44   44    
Restricted Stock Units
         
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock awards, granted to certain officers, key employees and, for SARS, directors (in shares)     2.8    
Stock awards, vesting period     4 years    
Stock awards, weighted average grant-date fair value (in USD per share)     $ 35    
Stock Appreciation Rights
         
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock awards, granted to certain officers, key employees and, for SARS, directors (in shares)     1.1    
Stock awards, expiration     10 years    
Stock awards, vesting period     4 years    
Stock awards, weighted average grant-date fair value (in USD per share)     $ 12    
Stock awards, weighted average exercise price (in USD per share)     $ 35    
Employee Stock Option
         
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock awards, expiration     10 years    
Stock awards, vesting period     4 years    
Stock options, granted to certain officers and key employees (in shares)     0.3    
Stock options granted in period, weighted average grant-date fair value     $ 12    
Stock options granted in period, weighted average exercise price     $ 35    
Stock Option Program and Stock Appreciation Right Program
         
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares reserved under the Comprehensive Plan (in shares) 21   21