Restructuring and Strategic Charges - Additional Information (Details)	3 Months Ended		6 Months Ended		33 Months Ended
	Jul. 29, 2017 USD ($)	Jul. 30, 2016 USD ($)	Jul. 29, 2017 USD ($)	Jul. 30, 2016 USD ($)	Jul. 29, 2017 USD ($) store	Jan. 28, 2017 USD ($)
Restructuring Cost and Reserve [Line Items]
Total restructuring and strategic charges, pre-tax | $	$ 0	$ 16,556,000	$ 0	$ 20,207,000
Number of store closures | store					124
Reserve related to restructuring and strategic activities | $	$ 1,277,000		$ 1,277,000		$ 1,277,000	$ 11,229,000
Boston Proper
Restructuring Cost and Reserve [Line Items]
Number of store closures | store					20