Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.4
Goodwill and intangible assets (Details) - Schedule of Useful Lives For Acquisitions - Customer Relationships [Member]
6 Months Ended
Jan. 31, 2021
Goodwill and intangible assets (Details) - Schedule of Useful Lives For Acquisitions [Line Items]  
Weighted average remaining useful life 1 year
Minimum [Member]  
Goodwill and intangible assets (Details) - Schedule of Useful Lives For Acquisitions [Line Items]  
Useful life assigned 8 years
Maximum [Member]  
Goodwill and intangible assets (Details) - Schedule of Useful Lives For Acquisitions [Line Items]  
Useful life assigned 15 years