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Commitment and Contingencies - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 26, 2020
Jun. 28, 2019
Jun. 26, 2020
Jun. 28, 2019
Lessee, Lease, Description [Line Items]        
Operating lease cost $ 20 $ 20 $ 41 $ 38
Cash paid for operating leases     36 32
ROU assets obtained in exchange for operating lease obligations     27 $ 44
Operating lease, not yet commenced, liability $ 22   $ 22  
Minimum        
Lessee, Lease, Description [Line Items]        
Operating lease, not yet commenced, term of contract 1 year   1 year  
Maximum        
Lessee, Lease, Description [Line Items]        
Operating lease, not yet commenced, term of contract 15 years   15 years