Derivatives and Hedging Activities - Summary of the Carrying Values of Derivative Instruments (Details) - USD ($)		Oct. 28, 2018	Jan. 28, 2018
Derivatives, Fair Value [Line Items]
Fair Value - Assets	[1],[2]	$ 0
Fair Value - (Liabilities)	[1],[2]	(120,000)
Derivative Net Carrying Value		(120,000)
Foreign Exchange Contract [Member]
Derivatives, Fair Value [Line Items]
Derivative Net Carrying Value	[1]	(120,000)	$ 0
Level 2 [Member] | Foreign Exchange Contract [Member] | Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Fair Value - Assets	[1],[2]	0
Level 2 [Member] | Foreign Exchange Contract [Member] | Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair Value - (Liabilities)	[1],[2]	$ (120,000)

[1] Assets are included in "Other current assets" and liabilities are included in "Accrued liabilities" in the Balance Sheets.

[2] The fair values of the foreign exchange forward contracts are valued using Level 2 inputs. Please refer to Note 6.