Recent Accounting Pronouncements (Details) - USD ($) $ in Thousands	Aug. 03, 2018	Feb. 03, 2018	Feb. 02, 2018	Jul. 28, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Prepaid expenses and other current assets	$ 40,967		$ 26,659	$ 36,216
Other current liabilities	91,747		100,257	85,415
Accumulated deficit	(36,665)		(29,810)	$ (72,172)
Balances without adoption
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Prepaid expenses and other current assets	31,757
Other current liabilities	83,657
Accumulated deficit	(37,785)
Impact of adoption
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Prepaid expenses and other current assets	9,210	$ 10,425
Other current liabilities	8,090	9,365
Accumulated deficit	$ 1,120	1,060
Revenue recognition
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Prepaid expenses and other current assets		37,084
Other current liabilities		109,622
Accumulated deficit		$ (28,750)
Revenue recognition | Accumulated deficit | Gift card breakage
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect of accounting changes			1,100
Revenue recognition | Other Current Liabilities [Member] | Gift card breakage
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect of accounting changes			$ (1,100)