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Goodwill and Intangible Assets - Amortizable Intangible Assets (Details) - USD ($) $ in Thousands | Apr. 30, 2023 | Jul. 31, 2022
--- | --- | ---
Amortized intangibles: |  |
Accumulated amortization | $ (42,506) | $ (36,724)
Intangibles, net | 49,676 | 54,680
Supply contracts and customer relationships |  |
Amortized intangibles: |  |
Gross carrying amount | 72,580 | 71,875
Trade names |  |
Amortized intangibles: |  |
Gross carrying amount | 18,919 | 18,896
Licenses and databases |  |
Amortized intangibles: |  |
Gross carrying amount | $ 683 | $ 633

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