Revenue Recognition - Summary of Revenues Disaggregated by Primary Geographic Markets (Detail) - USD ($) $ in Thousands	3 Months Ended
May 02, 2020	May 04, 2019
Disaggregation of Revenue [Line Items]
Total Revenue	$ 30,919	$ 36,181
United States [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	19,789	21,992
Europe [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	7,450	7,875
Canada [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	1,428	1,516
Asia [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	1,009	3,450
Central and South America [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	954	888
Other [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	$ 289	$ 460

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045

Name:	us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration