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7. Intangible Assets (Details) - Schedule of Finite-Lived Intangible Assets - USD ($)
$ in Thousands
3 Months Ended
Apr. 29, 2018
Apr. 30, 2017
Finite-Lived Intangible Assets [Line Items]    
Amortization $ (596) $ (334)
Customer Relationships [Member]    
Finite-Lived Intangible Assets [Line Items]    
Balance 24,644  
Amortization (587)  
Balance 24,057  
Order or Production Backlog [Member]    
Finite-Lived Intangible Assets [Line Items]    
Balance 838  
Amortization (9)  
Balance 829  
Trademarks [Member]    
Finite-Lived Intangible Assets [Line Items]    
Balance 25,482  
Amortization (596)  
Balance $ 24,886