Summary of Significant Accounting Policies - Additional Information (Details)	3 Months Ended		12 Months Ended
	Apr. 28, 2018 USD ($)	Jan. 28, 2017 USD ($)	Apr. 28, 2018 USD ($) reporting_unit Segment	Apr. 29, 2017 USD ($)	Apr. 30, 2016 USD ($)
Accounting Policies [Abstract]
Number of reportable segments | Segment			3
Maturity period of maximum (in days)			90 days
Property, Plant and Equipment [Line Items]
Number of reporting units | reporting_unit			2
Goodwill impairment	$ 0		$ 0
Asset impairment charges		$ 36,312,000	$ 0	$ 36,312,000	$ 0
Consolidated net sales, percentage			10.00%
Percentage of liability recorded			87.00%
Total advertising and promotional expenses			$ 6,926,000	10,128,000	12,113,000
Deferred direct-marketing expenses included in prepaid and other current assets	$ 0		0	0
The income tax expense (benefit) related to cash flow hedge losses			$ 938,000	$ 1,057,000	$ 883,000
Building
Property, Plant and Equipment [Line Items]
Estimated useful lives			39 years
Computer Hardware And Software | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives			3 years
Computer Hardware And Software | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives			10 years
Office Furniture And Equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives			5 years
Office Furniture And Equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives			10 years