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Fair Value Measures - Summary of Financial Assets and Liabilities Measured at Fair Value (Details) - Reported Value Measurement - USD ($) $ in Thousands | Mar. 31, 2024 | Sep. 30, 2023
--- | --- | ---
Assets: |  |
Investment in Equity Securities | $ 191 | $ 326
Liabilities: |  |
Contingent Consideration | 15,529 | 21,181
Level 1 |  |
Assets: |  |
Investment in Equity Securities | 191 | 326
Liabilities: |  |
Contingent Consideration | 0 | 0
Level 2 |  |
Assets: |  |
Investment in Equity Securities | 0 | 0
Liabilities: |  |
Contingent Consideration | 0 | 0
Level 3 |  |
Assets: |  |
Investment in Equity Securities | 0 | 0
Liabilities: |  |
Contingent Consideration | $ 15,529 | $ 21,181

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- Definition Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as noncurrent. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482736/825-10-45-1A + Details
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