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Share-Based and Long-Term Incentive Compensation (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jul. 02, 2011
Jul. 03, 2010
Jul. 02, 2011
Jul. 03, 2010
Share-based and long-term incentive compensation expense [Abstract]        
Total share-based compensation expense $ 19 $ 7 $ 37 $ 12
Total share-based and long-term incentive compensation expense 20 8 39 14
Share-based and long-term incentive compensation, additional disclosures [Abstract]        
Fair value of awards granted to retirement-eligible employees and expensed at the date of grant     4 3
Unrecognized compensation cost for all awards not vested 46   46  
Weighted average period of recognition for all awards (in years) 2   2  
Accrued dividends included in fair value of all awards vested and to be settled in cash 2   2  
Fair value of all awards vested and to be settled in cash 80   80  
Fair value of all awards included in other current liabilities 46   46  
Fair value of all awards included in long-term liabilities 34   34  
Cash-Settled Restricted or Performance Stock Units [Member]
       
Share-based and long-term incentive compensation expense [Abstract]        
Total share-based compensation expense 17 3 31 7
Stock-Settled Restricted Stock Units [Member]
       
Share-based and long-term incentive compensation expense [Abstract]        
Total share-based compensation expense 1 1 2 1
Stock Options [Member]
       
Share-based and long-term incentive compensation expense [Abstract]        
Total share-based compensation expense 1 3 4 4
Fixed Value Cash Awards [Member]
       
Share-based and long-term incentive compensation expense [Abstract]        
Total share-based compensation expense 1 1 2 2
Cost of Sales [Member]
       
Share-based and long-term incentive compensation expense [Abstract]        
Total share-based and long-term incentive compensation expense 1 1 3 2
Selling Expense [Member]
       
Share-based and long-term incentive compensation expense [Abstract]        
Total share-based and long-term incentive compensation expense 0 1 1 1
General and Administrative Expense [Member]
       
Share-based and long-term incentive compensation expense [Abstract]        
Total share-based and long-term incentive compensation expense $ 19 $ 6 $ 35 $ 11