Annual report pursuant to Section 13 and 15(d)

Goodwill And Acquired Intangible Assets (Schedule Of Acquisition-Related Intangible Assets) (Details)

v2.4.0.6
Goodwill And Acquired Intangible Assets (Schedule Of Acquisition-Related Intangible Assets) (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2011
Oct. 01, 2011
Jul. 02, 2011
Apr. 02, 2011
Dec. 25, 2010
Sep. 25, 2010
Jun. 26, 2010
Mar. 27, 2010
Dec. 31, 2011
Dec. 25, 2010
Dec. 26, 2009
Finite-Lived Intangible Assets [Line Items]                      
Intangible assets, net, at beginning balance       $ 37       $ 98 $ 37 $ 98  
Amortization expense (3) (8) (9) (9) (11) (16) (17) (17) (29) (61) (70)
Intangible assets, net, at ending balance 8       37       8 37 98
Game Console Royalty Agreements [Member]
                     
Finite-Lived Intangible Assets [Line Items]                      
Intangible assets, net, at beginning balance       25       54 25 54  
Amortization expense                 (25) (29)  
Intangible assets, net, at ending balance         25         25  
Customer Relationships [Member]
                     
Finite-Lived Intangible Assets [Line Items]                      
Intangible assets, net, at beginning balance       1       28 1 28  
Amortization expense                 (1) (27)  
Intangible assets, net, at ending balance         1         1  
Trademark And Trade Name [Member]
                     
Finite-Lived Intangible Assets [Line Items]                      
Intangible assets, net, at beginning balance       11       16 11 16  
Amortization expense                 (3) (5)  
Intangible assets, net, at ending balance $ 8       $ 11       $ 8 $ 11