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Derivatives and Hedging Activities - Summary of the Carrying Values of Derivative Instruments (Details) - USD ($) | Jul. 29, 2018 | Jan. 28, 2018
--- | --- | ---
Derivatives, Fair Value [Line Items] |  |  |
Fair Value - Assets | [1],[2] | $ 0 |
Fair Value - (Liabilities) | [1],[2] | (126,000) |
Derivative Net Carrying Value |  | (126,000) |
Foreign Exchange Contract [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Derivative Net Carrying Value | [1] | (126,000) | $ 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] | $ (126,000) |
[1] | Assets are included in "Other current assets" and liabilities are included in "Accrued liabilities" within the Balance Sheets.
[2] | The fair values of the foreign exchange forward contracts are valued using Level 2 inputs. Please refer to Note 6.

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