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Derivative Financial Instruments - Summary of Fair Value and Presentation in Condensed Consolidated Balance Sheet for Derivative Instruments (Details) - Foreign Currency Forward Contracts - Not Designated - USD ($) $ in Thousands | Mar. 31, 2023 | Sep. 30, 2022
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Prepaid Expenses and Other Current Assets |  |
Derivatives Fair Value [Line Items] |  |
Derivative instrument assets at fair value | $ 484 | $ 1,627
Other Assets |  |
Derivatives Fair Value [Line Items] |  |
Derivative instrument assets at fair value | 93 | 660
Accrued Expenses and Other Current Liabilities |  |
Derivatives Fair Value [Line Items] |  |
Derivative instrument liabilities at fair value | 1,422 | 1,812
Other Liabilities |  |
Derivatives Fair Value [Line Items] |  |
Derivative instrument liabilities at fair value | $ 561 | $ 711

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