Summary of Significant Accounting Policies Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 31, 2020	Oct. 26, 2019	Oct. 31, 2020	Oct. 26, 2019	May 02, 2020
Operating Lease, Right-of-Use Asset	$ 286,038	$ 289,722	$ 286,038	$ 289,722	$ 250,837
Operating Lease, Liability	320,508		320,508
Goodwill	4,700	4,700	4,700	4,700	4,700
Property, Plant and Equipment, Net	93,130	105,156	93,130	105,156	97,739
Intangible Assets, Net (Excluding Goodwill)	166,140	184,188	166,140	184,188	175,125
Other Nonrecurring Expense	0	0	0	433
Liabilities, Current	569,741	$ 692,645	569,741	$ 692,645	$ 406,669
Deferred Tax Asset Current [Member]
Liabilities, Noncurrent	25,748		25,748
Liabilities, Current	7,597		7,597
Wholesale [Member]
Goodwill	0		0
Retail [Member]
Goodwill	0		0
DSS [Member]
Goodwill	$ 4,700		$ 4,700