Quarterly report pursuant to Section 13 or 15(d)

Goodwill and intangible assets (Details) - Schedule of Useful Lives For Acquisitions

v3.20.1
Goodwill and intangible assets (Details) - Schedule of Useful Lives For Acquisitions
 9 Months Ended
Apr. 30, 2020
Customer Relationships [Member]  
Goodwill and intangible assets (Details) - Schedule of Useful Lives For Acquisitions [Line Items]  
Weighted average remaining useful life Less than 1 year
Other Intangible Assets [Member]  
Goodwill and intangible assets (Details) - Schedule of Useful Lives For Acquisitions [Line Items]  
Useful life assigned 10 years
Weighted average remaining useful life Less than 2 years
Minimum [Member] | Customer Relationships [Member]  
Goodwill and intangible assets (Details) - Schedule of Useful Lives For Acquisitions [Line Items]  
Useful life assigned 8 years
Maximum [Member] | Customer Relationships [Member]  
Goodwill and intangible assets (Details) - Schedule of Useful Lives For Acquisitions [Line Items]  
Useful life assigned 15 years