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Supplemental Balance Sheet Information - Schedule of Other Long-term Liabilities (Detail) - USD ($) $ in Thousands | Mar. 31, 2023 | Sep. 30, 2022
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Other Liabilities Disclosure [Abstract] |  |
Deferred consideration | $ 3,404 | $ 4,260
Contingent consideration | 835 | 829
Unrecognized tax benefits | 1,997 | 1,841
Operating lease liabilities | 3,317 | 3,843
Other | 189 |
Other long-term liabilities | $ 9,742 | $ 10,773

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