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Schedule of Carrying Value of Equity Investments (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Apr. 30, 2024
Apr. 30, 2023
Apr. 30, 2024
Apr. 30, 2023
Cash and Cash Equivalents [Abstract]        
Balance, beginning of period $ 1,719 $ 1,594 $ 1,632 $ 1,501
Adjustment for observable transactions involving a similar investment from the same issuer (25) 13 162 106
Upward adjustment 130
Redemption (230)
Impairments
Balance, end of the period $ 1,694 $ 1,607 $ 1,694 $ 1,607