Annual report pursuant to Section 13 and 15(d)

Debt and Other Obligations (Details) (2.125% Notes)

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Debt and Other Obligations (Details) (2.125% Notes) - USD ($)
$ in Millions
Dec. 29, 2018
Dec. 30, 2017
Debt Instrument [Line Items]    
Principal $ 1,458  
Unamortized debt discount associated with 2.125% Notes 262 $ 286
Total debt (net) 1,250 1,395
2.125% Convertible Senior Notes Due 2026    
Debt Instrument [Line Items]    
Principal 805 805
Unamortized debt discount associated with 2.125% Notes 262 286
Unamortized debt issuance costs (11) (12)
Total debt (net) 532 507
Carrying amount of the equity component, net $ 305 $ 305