Annual report pursuant to Section 13 and 15(d)

Debt and Other Obligations (Details) (Summary of Long-term Debt and Capital Lease Obligations)

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Debt and Other Obligations (Details) (Summary of Long-term Debt and Capital Lease Obligations) (USD $)
In Millions, unless otherwise specified
Dec. 29, 2012
Dec. 31, 2011
Debt Instrument [Line Items]    
Long-term debt and capital lease obligation including current portion $ 2,042 $ 2,016
Current portion of long-term debt and capital lease obligations 5 489
Long-term debt and capital lease obligations, less current portion 2,037 1,527
Capital lease obligations 23 26
5.75% Convertible Senior Notes Due 2012
   
Debt Instrument [Line Items]    
Long-term debt, net of discount 0 485
6.00% Convertible Senior Notes Due 2015
   
Debt Instrument [Line Items]    
Long-term debt, net of discount 555 546
8.125% Senior Notes Due 2017
   
Debt Instrument [Line Items]    
Long-term debt, net of discount 464 459
7.75% Senior Notes Due 2020
   
Debt Instrument [Line Items]    
Long-term debt, net of discount 500 500
7.50% Senior Notes due 2022
   
Debt Instrument [Line Items]    
Long-term debt, net of discount $ 500 $ 0