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Summary of Changes in Equity Method Investments (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jan. 31, 2024 | Jan. 31, 2023 | Jan. 31, 2024 | Jan. 31, 2023
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Purchase of convertible preferred stock |  |  | $ 1,009 |
Equity in the net loss of investee | $ (848) | $ (723) | (1,861) | (1,375)
Equity Method Investee [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Balance, beginning of period | 2,444 | 349 | 2,784 | 1,001
Purchase of convertible preferred stock | 336 |  | 1,009 |
Equity in the net loss of investee | (506) | (542) | (1,176) | (1,012)
Amortization of equity method basis difference | (342) | (181) | (685) | (363)
Balance, end of the period | $ 1,932 | $ (374) | $ 1,932 | $ (374)

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- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 323 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481664/323-10-45-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 323 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481687/323-10-50-3 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(10)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 25 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-25 + Details
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