Goodwill and Intangible Assets - Schedule of Finite-lived Intangible Assets Resulting From Acquisitions (Details) $ in Thousands	9 Months Ended
Oct. 29, 2017 USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]
Beginning balance, gross carrying amount	$ 174,960
Acquired intangible assets	24,000
Ending balance, gross carrying amount	$ 198,960

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

Name:	us-gaap_FiniteLivedIntangibleAssetsGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant