Quarterly report pursuant to Section 13 or 15(d)

Goodwill and intangible assets (Details) - Schedule of indefinite-lived intangible assets

v3.19.2
Goodwill and intangible assets (Details) - Schedule of indefinite-lived intangible assets - Products [Member]
$ in Thousands
9 Months Ended
Apr. 30, 2019
USD ($)
Indefinite-lived Intangible Assets [Line Items]  
Gross, Beginning Balance $ 27,347
Accumulated Amortization, Beginning Balance (25,461)
Net, Beginning Balance 1,886
Amortization expense, Accumulated Amortization (741)
Amortization expense, Net (741)
Foreign currency translation, Gross (110)
Foreign currency translation, Accumulated Amortization 93
Foreign currency translation, Net (17)
Gross, Ending Balance 27,237
Accumulated Amortization, Ending Balance (26,109)
Net, Ending Balance $ 1,128