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Income Taxes (Details) - Schedule of income (loss) before income taxes - USD ($)
$ in Thousands
12 Months Ended
Jul. 31, 2021
Jul. 31, 2020
Schedule of income (loss) before income taxes [Abstract]    
Domestic $ 7,629 $ (630)
Foreign 417 86
Income (loss) before income taxes $ 8,046 $ (544)