XML 77 R64.htm IDEA: XBRL DOCUMENT v3.19.1
Debt and Capital Lease Obligations (Details) - USD ($)
$ in Thousands
Jul. 31, 2018
Jul. 31, 2017
Long-term debt and capital lease obligations [Abstract]    
Short-term loan issued under lines of credit (Note 11) $ 0 $ 200
Total 108 448
Current portion of long-term debt and capital lease obligations (54) (382)
Long-term debt and capital lease obligations 54 66
Long-term Debt, by Maturity [Abstract]    
2019 54  
2020 43  
2021 11  
Total 108 448
Bank Loan [Member]    
Long-term debt and capital lease obligations [Abstract]    
Total $ 28 128
Interest rate 2.94%  
Long-term Debt, by Maturity [Abstract]    
Total $ 28 128
Capital Lease Obligations [Member]    
Long-term debt and capital lease obligations [Abstract]    
Total 80 120
Long-term Debt, by Maturity [Abstract]    
Total $ 80 $ 120
Capital Lease Obligations [Member] | Minimum [Member]    
Long-term debt and capital lease obligations [Abstract]    
Interest rate 4.25%  
Capital Lease Obligations [Member] | Maximum [Member]    
Long-term debt and capital lease obligations [Abstract]    
Interest rate 17.07%