Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details) - Schedule of expenses related share-based payment arrangements

v3.22.2.2
Summary of Significant Accounting Policies (Details) - Schedule of expenses related share-based payment arrangements - USD ($)
$ in Thousands
12 Months Ended
Jul. 31, 2022
Jul. 31, 2021
Jul. 31, 2020
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Share Based Compensation $ 1,496 $ 907 $ 933
Cost of clinical laboratory services [Member]      
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Share Based Compensation 14 93 46
Selling, general and administrative [Member]      
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Share Based Compensation $ 1,482 $ 814 $ 887