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Fair Value Measurements (Details Narrative) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Apr. 30, 2024	Apr. 30, 2024	Apr. 30, 2025	Jul. 31, 2024
Investment in hedge funds			$ 3,000	$ 2,900
Contingent consideration payment		$ 1,900
Number of shares issued in acquisition, value	$ 100	$ 100
Common Stock [Member] | Common Class B [Member]
Number of shares issued in acquisition		2,679
Number of shares issued in acquisition, value

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