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Supplemental Financial Information - Supplemental Cash Flows, Non-Cash Investing and Financing Activities (Detail) - USD ($)
$ in Millions
12 Months Ended
Apr. 24, 2020
Apr. 26, 2019
Apr. 27, 2018
Non-cash Investing and Financing Activities:      
Capital expenditures incurred but not paid $ 15 $ 9 $ 24
Non-cash extinguishment of sale-leaseback financing obligations 0 0 130
Supplemental Cash Flow Information:      
Income taxes paid, net of refunds 276 205 87
Interest paid $ 50 $ 53 $ 58