Quarterly report pursuant to Section 13 or 15(d)

Financial Instruments (Financial Instruments Measured On Recurring Basis Using Significant Unobservable Input Level 3) (Details)

 v2.3.0.11
Financial Instruments (Financial Instruments Measured On Recurring Basis Using Significant Unobservable Input Level 3) (Details) (USD $)
In Millions
3 Months Ended 6 Months Ended
Jul. 02, 2011
Jun. 26, 2010
Jul. 02, 2011
Jun. 26, 2010
Auction Rate Securities [Member]
       
Beginning balance $ 57 $ 150 $ 57 $ 159
Redemption at par (6) (40) (6) (48)
Gain (loss) included in net income 1 1 1 1
Change in fair value included in other comprehensive income (loss) 0 (3)   (4)
Ending balance 52 108 52 108
UBS Put Option [Member]
       
Beginning balance   2   2
Redemption at par   0    
Gain (loss) included in net income   (1)   (1)
Change in fair value included in other comprehensive income (loss)   0    
Ending balance   $ 1   $ 1