Schedule of Carrying Value of Equity Investments (Details) - USD ($) $ in Thousands	3 Months Ended
Oct. 31, 2023	Oct. 31, 2022
Cash and Cash Equivalents [Abstract]
Balance, beginning of period	$ 1,632	$ 1,501
Adjustment for observable transactions involving a similar investment from the same issuer	(14)	(27)
Upward adjustment	129
Impairments
Balance, end of the period	$ 1,747	$ 1,474

Adjustment for observable transactions involving a similar investment from the same issuer.

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- References

No definition available.

+ Details

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- Definition

Amount of investment in equity security without readily determinable fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 321
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479536/321-10-50-3

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- Definition

Amount of impairment loss on investment in equity security without readily determinable fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 321
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479536/321-10-50-3

+ Details

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- Definition

Amount of gain from upward price adjustment on investment in equity security without readily determinable fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 321
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479536/321-10-50-3

+ Details

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