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Commitments and Contingencies (Schedule of Future Minimum Lease Payments Under All Noncancelable Operating Leases) (Details)
$ in Millions
Apr. 27, 2019
USD ($)
Commitments and Contingencies Disclosure [Abstract]  
2019 (remaining three months) $ 111
2020 372
2021 257
2022 177
2023 112
Thereafter 121
Total $ 1,150