Derivative Financial Instruments - Fair Value of Derivative Instruments Included in Condensed Consolidated Balance Sheets (Detail) - USD ($) $ in Thousands	Jan. 29, 2022	Apr. 24, 2021
Derivatives, Fair Value [Line Items]
Interest rate contracts, assets, fair value	$ 7,407	$ 2,120
Interest rate contracts, liabilities, fair value	5,172	11,571
Interest rate contracts | Prepaid Expenses and Other Current Assets
Derivatives, Fair Value [Line Items]
Interest rate contracts, assets, fair value	1,355	0
Interest rate contracts | Other Noncurrent Assets
Derivatives, Fair Value [Line Items]
Interest rate contracts, assets, fair value	6,052	2,120
Interest rate contracts | Other Accrued Liabilities
Derivatives, Fair Value [Line Items]
Interest rate contracts, liabilities, fair value	1,408	3,776
Interest rate contracts | Other Noncurrent Liabilities
Derivatives, Fair Value [Line Items]
Interest rate contracts, liabilities, fair value	$ 3,764	$ 7,795