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Summary of Changes in Equity Method Investments (Details) - USD ($)
$ in Thousands
 3 Months Ended
Oct. 31, 2025
Oct. 31, 2024
Defined Benefit Plan Disclosure [Line Items]    
Purchase of convertible preferred stock $ 673
Equity in the net loss of investee (406) (780)
Equity Method Investee [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Balance, beginning of period (397) 1,338
Purchase of convertible preferred stock 673
Equity in the net loss of investee (64) (438)
Amortization of equity method basis difference (343) (342)
Balance, end of period $ (804) $ 1,231