Summary of Significant Accounting Policies Summary of Significant Accounting Policies (Details) - USD ($)	12 Months Ended
	May 02, 2020	Apr. 27, 2019	Apr. 28, 2018	Apr. 28, 2019
Hosting Arrangement, Service Contract, Implementation Cost, Capitalized, after Accumulated Amortization	$ 4,262,000	$ 0
Hosting Arrangement, Service Contract, Implementation Cost, Expense, Amortization	96,000	0	$ 0
Operating Lease, Right-of-Use Asset	250,837,000	0		$ 277,006,000
Receivables, Net, Current	90,851,000	98,246,000
Advances on Inventory Purchases	766,000	6,339,000
Accounts Receivable, Allowance for Credit Loss	1,986,000	2,135,000
Depreciation	42,550,000	44,550,000	46,531,000
Property, Plant and Equipment, Gross	616,629,000	600,872,000
Content development costs	16,729,000	11,593,000
Intangible Assets, Net (Excluding Goodwill)	175,125,000	194,978,000
Other Nonrecurring Expense	433,000	57,748,000	313,130,000
Restructuring and other charges	18,567,000	7,233,000	5,429,000
Goodwill	4,700,000	4,700,000	49,282,000
Goodwill, Impairment Loss		49,282,000	313,130,000
Marketing and Advertising Expense	10,349,000	10,636,000	10,691,000
Inventory, LIFO Reserve, Effect on Income, Net	25,748,000
Liabilities, Current	406,669,000	408,538,000
Other Asset Impairment Charges		8,466,000
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	518,890,000	491,095,000
Property, Plant and Equipment, Net	97,739,000	109,777,000
Content amortization expenses	4,082,000	1,096,000	$ 0
Operating Lease, Liability, Noncurrent	278,713,000			$ 294,727,000
Construction in Progress [Member]
Property, Plant and Equipment, Gross	3,878,000	5,499,000
Leasehold Improvements [Member]
Property, Plant and Equipment, Gross	$ 141,602,000	148,015,000
Leasehold Improvements [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life	1 year
Leasehold Improvements [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life	15 years
Display fixtures and equipment [Member]
Property, Plant and Equipment, Gross	$ 246,447,000	240,171,000
Display fixtures and equipment [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life	3 years
Display fixtures and equipment [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life	5 years
Software and Software Development Costs [Member]
Property, Plant and Equipment, Gross	$ 145,764,000	136,267,000
Software and Software Development Costs [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life	2 years
Software and Software Development Costs [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life	5 years
Furniture and Fixtures [Member]
Property, Plant and Equipment, Gross	$ 62,209,000	59,327,000
Furniture and Fixtures [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life	2 years
Furniture and Fixtures [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life	7 years
Content Development Costs [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life	3 years
Content Development Costs [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life	5 years
Other Noncurrent Assets [Member]
Restricted Cash and Cash Equivalents	$ 766,000	755,000
Deferred Tax Asset [Domain]
Liabilities, Current	$ 7,597,000
Retail Segment [Member]
Largest Suppliers Percentage	32.00%
Goodwill	$ 0	0
Goodwill, Impairment Loss		20,538,000
Wholesale [Member]
Largest Suppliers Percentage	34.00%
Goodwill	$ 0	0
Goodwill, Impairment Loss		28,744,000
DSS [Member]
Goodwill	4,700,000
Retail [Member]
Goodwill	0
Wholesale [Member]
Goodwill	0
Finite-Lived Intangible Assets [Member]
Other Asset Impairment Charges		8,138,000
Property, Plant and Equipment [Member]
Other Asset Impairment Charges		328,000
Trade Accounts Receivable [Member]
Receivables, Net, Current	75,702,000	74,311,000
Credit Card Receivable [Member]
Receivables, Net, Current	2,177,000	4,173,000
Accounts Receivable [Member]
Receivables, Net, Current	12,206,000	$ 13,423,000
Impaired Long-Lived Assets Held and Used, Asset Name [Domain]
Restructuring and other charges	$ 587,000