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9. Intangible Assets (Details) - Schedule of Finite-Lived Intangible Assets - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Oct. 30, 2016
Nov. 01, 2015
Oct. 30, 2016
Nov. 01, 2015
Finite-Lived Intangible Assets [Line Items]        
Balance at January 31, 2016     $ 0  
Intangibles- HMI acquisition     16,400  
Amortization $ (334) $ 0 (2,801) $ 0
Balance at October 30, 2016 13,599   13,599  
Customer Relationships [Member]        
Finite-Lived Intangible Assets [Line Items]        
Balance at January 31, 2016     0  
Intangibles- HMI acquisition     14,400  
Amortization     (981)  
Balance at October 30, 2016 13,419   13,419  
Order or Production Backlog [Member]        
Finite-Lived Intangible Assets [Line Items]        
Balance at January 31, 2016     0  
Intangibles- HMI acquisition     1,800  
Amortization     (1,800)  
Balance at October 30, 2016 0   0  
Trademarks [Member]        
Finite-Lived Intangible Assets [Line Items]        
Balance at January 31, 2016     0  
Intangibles- HMI acquisition     200  
Amortization     (20)  
Balance at October 30, 2016 $ 180   $ 180