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Debt (Details)
$ in Thousands, $ in Thousands
3 Months Ended 12 Months Ended
Jul. 28, 2016
CAD ($)
Apr. 30, 2018
USD ($)
Rate
Jan. 31, 2018
USD ($)
Rate
Jan. 31, 2018
CAD ($)
Jan. 31, 2018
CAD ($)
Rate
Debt [Line Items]          
Debt   $ 18,500      
Debt, net change   $ 2,700      
Description of violation and waiver received   lenders increased the borrowing limit for the Company’s Canadian subsidiary and adjusted minimum availability requirements for borrowers in the U.S. and Canada with a limited waiver of related covenant non-compliance retroactive to October 31, 2017      
Revolving line North America   $ 7,755 $ 7,273    
UNITED STATES          
Debt [Line Items]          
Line of Credit Facility, Initiation Date   Sep. 24, 2014      
Maturity date   Sep. 25, 2018      
Line of Credit Facility, Covenant Terms   require achieving a minimum fixed charge coverage ratio with respective performance metrics as defined by the Credit Agreement if a minimum availability is not met      
Line of Credit Facility, Covenant Compliance   in compliance      
Line of Credit Facility, Interest Rate Description   (a) a margin in effect plus a base rate, if below certain availability limits; or (b) a margin in effect plus the Eurodollar rate for the corresponding interest period.      
Prime interest rate | Rate   8.75%      
Letters of Credit Outstanding, Amount   $ 200      
North America [Member]          
Debt [Line Items]          
Line of Credit Facility, Maximum Borrowing Capacity   15,000      
Revolving line, amount outstanding   7,800      
Revolving line, remaining borrowing capacity   $ 1,200      
CANADA          
Debt [Line Items]          
Eurodollar interest rate | Rate   7.45%      
Foreign Line of Credit [Member]          
Debt [Line Items]          
Line of Credit Facility, Maximum Borrowing Capacity   $ 11,100      
Line of Credit Facility, Covenant Compliance   in compliance with the covenants under the credit arrangements.      
Line of Credit Facility, Interest Rate Description   interest rates were based on the Emirates Inter Bank Offered Rate (EIBOR) plus 3.5% per annum, with a minimum interest rate of 4.5% per annum. On April 30, 2018, the Company's interest rates ranged from 5.0% to 6.5%      
Revolving line, remaining borrowing capacity   $ 4,800      
Letters of Credit Outstanding, Amount   3,600      
Revolving line North America   $ 2,662      
North America [Member]          
Debt [Line Items]          
Maturity date     Sep. 25, 2018 Sep. 25, 2018  
Leases, Acquired-in-Place [Member]          
Debt [Line Items]          
Capital Lease Obligations     $ 800   $ 1,100
Debt Instrument, Interest Rate, Effective Percentage | Rate     4.00%   4.00%
Debt Instrument, Maturity Date     Sep. 29, 2022 Sep. 29, 2022  
Debt Instrument, Periodic Payment     $ 100    
Capital Lease Obligations [Member]          
Debt [Line Items]          
Debt Instrument, Interest Rate, Effective Percentage | Rate     8.00%   8.00%
Debt Instrument, Maturity Date     Apr. 30, 2021 Apr. 30, 2021  
Vehicles [Member]          
Debt [Line Items]          
Capital Lease Obligations         $ 900
Capital Addition Purchase Commitments [Member]          
Debt [Line Items]          
Capital Lease Obligations     $ 942    
Debt Instrument, Interest Rate, Effective Percentage     3.25%   3.25%
Debt Instrument, Maturity Date     Jun. 25, 2018 Jun. 25, 2018  
Debt Instrument, Periodic Payment     $ 14    
Secured Debt [Member]          
Debt [Line Items]          
Debt Instrument, Issuance Date     Jun. 19, 2012 Jun. 19, 2012  
Debt Instrument, Interest Rate, Effective Percentage     4.50%   4.50%
Mortgage Loans on Real Estate, Final Maturity Date     Jul. 01, 2027 Jul. 01, 2027  
mortgage loans on real estate date interest rate changes     Jun. 19, 2022 Jun. 19, 2022  
Mortgage Loans on Real Estate, Face Amount of Mortgages     $ 1,800    
Debt Instrument, Periodic Payment     $ 13    
Debt Instrument, Basis Spread on Variable Rate     2.00% 2.00%  
Mortgages [Member]          
Debt [Line Items]          
Debt Instrument, Issuance Date     Jul. 28, 2016 Jul. 28, 2016  
Debt Instrument, Maturity Date, Description     12/23/2042 12/23/2042  
Debt Instrument, Interest Rate, Effective Percentage     4.70%   4.70%
Proceeds from Issuance of Debt $ 8,000        
Mortgage Loans on Real Estate, Face Amount of Mortgages     $ 6,100    
Debt Instrument, Periodic Payment, Interest     24 $ 31  
Debt Instrument, Periodic Payment     $ 20 $ 27  
Maximum [Member] | Secured Debt [Member]          
Debt [Line Items]          
Mortgage Loans on Real Estate, Interest Rate     18.00% 18.00%  
Minimum [Member] | Secured Debt [Member]          
Debt [Line Items]          
Mortgage Loans on Real Estate, Interest Rate     4.50% 4.50%