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Derivatives and Hedging Activities - Summary of Gain (Loss) Recognized From Derivative Instruments (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jul. 29, 2018 | Jul. 30, 2017 | Jul. 29, 2018 | Jul. 30, 2017
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of Gain (Loss) Recognized in AOCI on Derivative (Effective Portion) | $ (223) | $ 1,109 | $ (158) | $ 1,308
SG&A |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of (gain) loss reclassified from AOCI into income (effective portion) | 34 | (251) | 33 | (310)
Amount of gain (loss) recognized into income on derivative (ineffective portion and amount excluded from effectiveness testing) | 0 | (3) | 0 | (2)
Sell USD/Buy CAD Forward Contract [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of Gain (Loss) Recognized in AOCI on Derivative (Effective Portion) | (223) | 1,038 | (158) | 1,003
Sell USD/Buy CAD Forward Contract [Member] | SG&A |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of (gain) loss reclassified from AOCI into income (effective portion) | 34 | (90) | 33 | (90)
Amount of gain (loss) recognized into income on derivative (ineffective portion and amount excluded from effectiveness testing) | 0 | (3) | 0 | (2)
Sell USD/Buy GBP Forward Contract [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of Gain (Loss) Recognized in AOCI on Derivative (Effective Portion) | 0 | 71 | 0 | 305
Sell USD/Buy GBP Forward Contract [Member] | SG&A |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of (gain) loss reclassified from AOCI into income (effective portion) | 0 | (161) | 0 | (220)
Amount of gain (loss) recognized into income on derivative (ineffective portion and amount excluded from effectiveness testing) | $ 0 | $ 0 | $ 0 | $ 0

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- Definition The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4D -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624177-113959 + Details
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- Definition The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959 + Details
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- Definition Amount of gain (loss) from the ineffectiveness of the hedge. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
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