Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v2.3.0.15
Subsequent Events (Details) (USD $)
In Millions, unless otherwise specified
 0 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Nov. 03, 2011
Dec. 31, 2011
Sep. 25, 2010
Dec. 28, 2013
Dec. 29, 2012
Dec. 31, 2011
Restructuring Cost And Reserve [Line Items]            
Number of employees involved in restructuring plan 1,400          
Restructuring and Related Cost, Expected Cost   $ 101     $ 4  
Effect on Future Cash Flows, Amount       15 29 56
Restructuring Charges     (4)      
Facility Closing [Member]
            
Restructuring Cost And Reserve [Line Items]            
Restructuring and Related Cost, Expected Cost         1  
Severance And Costs Of Continuation [Member]
            
Restructuring Cost And Reserve [Line Items]            
Restructuring and Related Cost, Expected Cost   56     3  
Contract Or Program Termination Costs [Member]
            
Restructuring Cost And Reserve [Line Items]            
Restructuring and Related Cost, Expected Cost   44        
Asset Impairments [Member]
            
Restructuring Cost And Reserve [Line Items]            
Restructuring and Related Cost, Expected Cost   $ 1