Annual report pursuant to Section 13 and 15(d)

Restructuring and Other Special Charges, Net (Narrative) (Details)

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Restructuring and Other Special Charges, Net (Narrative) (Details) - USD ($)
3 Months Ended 12 Months Ended
Dec. 30, 2017
Sep. 30, 2017
Jul. 01, 2017
Apr. 01, 2017
Dec. 31, 2016
Sep. 24, 2016
Jun. 25, 2016
Mar. 26, 2016
Dec. 27, 2014
Dec. 30, 2017
Dec. 31, 2016
Dec. 26, 2015
Restructuring Cost and Reserve                        
Restructuring and other special charges, net $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ (7,000,000) $ (3,000,000)   $ 0 $ (10,000,000) $ 129,000,000
Dense Server Systems Business Exit                        
Restructuring Cost and Reserve                        
Severance and benefits charges (reversals), net                       4,000,000
Asset impairment charges                       7,000,000
Contract or program termination charges                       3,000,000
Restructuring and other special charges, net                       76,000,000
Impairment charge                       62,000,000
2015 Restructuring Plan                        
Restructuring Cost and Reserve                        
Reduction of the Company's global workforce 5.00%                 5.00%    
Charges (reversals), net                       37,000,000
Severance and benefits charges (reversals), net                       27,000,000
Facility consolidations and closure charges (reversals), net                       1,000,000
Asset impairment charges                       9,000,000
Liabilities related to restructuring plan $ 0       3,000,000         $ 0 3,000,000  
2014 Restructuring Plan                        
Restructuring Cost and Reserve                        
Reduction of the Company's global workforce 6.00%                 6.00%    
Charges (reversals), net                 $ 57,000,000     16,000,000
Severance and benefits charges (reversals), net                 44,000,000     2,000,000
Facility consolidations and closure charges (reversals), net                 1,000,000     9,000,000
Asset impairment charges                 6,000,000     $ 5,000,000
Liabilities related to restructuring plan $ 0       $ 4,000,000         $ 0 $ 4,000,000  
Contract or program termination charges                 $ 6,000,000