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Supplemental Financial Information - Supplemental Cash Flows, Non-Cash Investing Activities (Detail) - USD ($)
$ in Millions
6 Months Ended
Oct. 30, 2020
Oct. 25, 2019
Non-cash Investing Activities:    
Capital expenditures incurred but not paid $ 9 $ 6
Supplemental Cash Flow Information:    
Income taxes paid, net of refunds 238 260
Interest paid $ 23 $ 25