v2.4.0.6
Our Significant Accounting Policies (Narrative) (Details) (USD $)
3 Months Ended 12 Months Ended
Mar. 24, 2012
Jun. 12, 2010
Dec. 29, 2012
Dec. 31, 2011
Dec. 25, 2010
Accounting Policies [Abstract]          
Sales incentives and discounts accounted for as a reduction of revenue     $ 34,700,000,000 $ 34,600,000,000 $ 29,100,000,000
Shipping and handling expenses     9,100,000,000 9,200,000,000 7,700,000,000
Research and development costs     552,000,000 525,000,000 488,000,000
Amount of prepaid incentive arrangements     335,000,000 313,000,000  
Advertising and other marketing activities     3,700,000,000 3,500,000,000 3,400,000,000
Advertising expenses     2,200,000,000 1,900,000,000 1,900,000,000
Deferred advertising costs     88,000,000 163,000,000  
One-time related tax charge   41,000,000      
Prescription drug benefit subsidy, income tax benefit $ 55,000,000