Quarterly report pursuant to Section 13 or 15(d)

Supplemental disclosure for statement of cash flows (Details)

v3.20.1
Supplemental disclosure for statement of cash flows (Details) - USD ($)
$ in Thousands
9 Months Ended
Apr. 30, 2020
Apr. 30, 2019
Supplemental Cash Flow Elements [Abstract]    
Interest paid $ 204 $ 138
Reductions in measurement right of use assets and liabilities 4,300  
Tax on capital paid 79 94
Share based employer amount $ 836 $ 832