Schedule of Carrying Value of Equity Investments (Details) - USD ($) $ in Thousands	3 Months Ended
Oct. 31, 2022	Oct. 31, 2021
Investments, Debt and Equity Securities [Abstract]
Balance, beginning of period	$ 1,401	$ 2,743
Adjustment for observable transactions involving a similar investment from the same issuer	(27)	(346)
Impairments
Balance, end of the period	$ 1,374	$ 2,397

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

No definition available.

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 321
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126980263&loc=SL75117539-209714

+ Details

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 321
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126980263&loc=SL75117539-209714

+ Details

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- References

No definition available.

+ Details

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