Quarterly report pursuant to Section 13 or 15(d)

Financial Instruments (Schedule Of Financial Instruments Measured At Fair Value On A Recurring Basis Using Significant Unobservable Inputs (Level 3)) (Details)

v2.4.0.6
Financial Instruments (Schedule Of Financial Instruments Measured At Fair Value On A Recurring Basis Using Significant Unobservable Inputs (Level 3)) (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jul. 02, 2011
Jun. 30, 2012
Jul. 02, 2011
Financial Instrument [Line Items]        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]    
 
Quarter Ended
 
June 30, 2012
 
July 2, 2011
 
Auction
Rate Securities
 
Auction
Rate Securities
 
(In millions)
Beginning balance
$
32

 
$
57

Redemption at par

 
(6
)
Gain (loss) included in net income (loss)

 
1

Change in fair value included in other comprehensive income (loss)

 

Ending balance
$
32

 
$
52

 
 
 
 
 
Six Months Ended
 
June 30, 2012
 
July 2, 2011
 
Auction
Rate Securities
 
Auction
Rate Securities
 
(In millions)
Beginning balance
$
38

 
$
57

Redemption at par
(6
)
 
(6
)
Gain (loss) included in net income (loss)

 
1

Change in fair value included in other comprehensive income (loss)

 

Ending balance
$
32

 
$
52

 
Beginning balance $ 32 $ 57 $ 38 $ 57
Redemption at par 0 (6) (6) (6)
Ending balance $ 32 $ 52 $ 32 $ 52