Fair Value Measurements - Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - USD ($) $ in Thousands	Jan. 29, 2022	Apr. 24, 2021
Assets:
Cash equivalents	$ 10,854	$ 1,698
DPP receivable - receivables securitization program	167,568	183,999
DPP receivable - customer financing	148,831	227,967
Derivative instruments	7,407	2,120
Total assets	334,660	415,784
Liabilities:
Derivative instruments	5,172	11,571
Fair Value, Inputs, Level 1
Assets:
Cash equivalents	10,854	1,698
DPP receivable - receivables securitization program	0	0
DPP receivable - customer financing	0	0
Derivative instruments	0	0
Total assets	10,854	1,698
Liabilities:
Derivative instruments	0	0
Fair Value, Inputs, Level 2
Assets:
Cash equivalents	0	0
DPP receivable - receivables securitization program	0	0
DPP receivable - customer financing	0	0
Derivative instruments	7,407	2,120
Total assets	7,407	2,120
Liabilities:
Derivative instruments	5,172	11,571
Fair Value, Inputs, Level 3
Assets:
Cash equivalents	0	0
DPP receivable - receivables securitization program	167,568	183,999
DPP receivable - customer financing	148,831	227,967
Derivative instruments	0	0
Total assets	316,399	411,966
Liabilities:
Derivative instruments	$ 0	$ 0