Fair Value Measurements - Additional Information (Details)	3 Months Ended			12 Months Ended
	Apr. 29, 2023 USD ($) company	Oct. 29, 2022 USD ($)	Jan. 22, 2022 USD ($)	Apr. 29, 2023 USD ($) company	Apr. 30, 2022 USD ($)	Apr. 24, 2021 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Additional investment					$ 2,500,000
Impairment charge	$ (10,300,000)			$ (10,300,000)	0	$ 0
Fair value adjustment		$ 800,000			$ 3,300,000
Variable Interest Entity, Not Primary Beneficiary
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Preferred share investments, number of privately-held companies | company	2			2
Recurring basis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value adjustment				$ 800,000
Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Additional investment			$ 200,000	$ 237,000