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Supplemental Financial Information - Other Non-Current Assets (Detail) - USD ($)
$ in Millions
Oct. 30, 2020
Apr. 24, 2020
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]    
Deferred tax assets $ 225 $ 220
Operating lease ROU assets 129 137
Other assets 344 342
Other non-current assets $ 698 $ 699