Derivatives and Hedging Activities - Summary of Outstanding Foreign Exchange Contracts (Details) £ in Thousands, $ in Thousands	Jan. 29, 2017 USD ($)	Jan. 29, 2017 GBP (£)
Derivative [Line Items]
Number of instruments	12	12
Sell USD/Buy GBP Forward Contract [Member]
Derivative [Line Items]
Number of instruments	12	12
Sell USD/Buy GBP Forward Contract [Member] \| Short
Derivative [Line Items]
Notional Value \| $	$ 11,017
Sell USD/Buy GBP Forward Contract [Member] \| Long
Derivative [Line Items]
Notional Value \| £		£ 9,000

Nominal or face amount used to calculate payments on the derivative asset.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5579245-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Notional Amount
-URI http://asc.fasb.org/extlink&oid=6519104

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5580258-113959

Name:	us-gaap_DerivativeAssetNotionalAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant