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OBLIGATIONS - Capital Leases (Details) - USD ($)
1 Months Ended 12 Months Ended 24 Months Ended 25 Months Ended 31 Months Ended
Jan. 29, 2017
May 31, 2016
Jan. 31, 2016
Dec. 31, 2015
Jul. 31, 2015
Dec. 31, 2014
Aug. 31, 2014
Jul. 31, 2014
May 31, 2014
Jan. 01, 2017
Jan. 03, 2016
Dec. 28, 2014
Nov. 30, 2017
Apr. 30, 2016
Jul. 31, 2017
Jan. 31, 2017
Debt Instrument [Line Items]                                
Outstanding amount under capital leases                   $ 209,000 $ 489,000          
Payment of capital software lease obligations                   280,000 293,000 $ 300,000        
Capital Lease Obligation Leased December 2015 | Software                                
Debt Instrument [Line Items]                                
Capital lease term       2 years                        
Imputed interest rate       4.88%                        
Periodic payments       $ 22,750                        
Outstanding amount under capital leases                   89,000            
Capital Lease Obligation Leased December 2015 | Software | Scenario, Forecast                                
Debt Instrument [Line Items]                                
Periodic payments                         $ 182,000      
Capital Lease Obligation Leased July 2015 | Software                                
Debt Instrument [Line Items]                                
Capital lease term         3 years                      
Imputed interest rate         4.91%                      
Periodic payments         $ 67,300                      
Outstanding amount under capital leases                   64,000            
Capital Lease Obligation Leased July 2015 | Software | Scenario, Forecast                                
Debt Instrument [Line Items]                                
Periodic payments                             $ 202,000  
Capital Lease Obligation, Leased July 2014 | Software                                
Debt Instrument [Line Items]                                
Capital lease term               41 months                
Imputed interest rate               3.15%                
Periodic payments     $ 58,000     $ 16,000 $ 42,000                  
Outstanding amount under capital leases                   $ 56,000            
Capital Lease Obligation, Leased July 2014 | Software | Scenario, Forecast                                
Debt Instrument [Line Items]                                
Periodic payments $ 58,000                             $ 174,000
Capital Lease Obligation, Leased May 2014 | Software                                
Debt Instrument [Line Items]                                
Capital lease term                 3 years              
Imputed interest rate                 4.80%              
Periodic payments                 $ 84,000         $ 252,000    
Outstanding amount under capital leases                     $ 80,000          
Payment of capital software lease obligations   $ 80,000