Derivative Financial Instruments - Summary of Fair Value and Presentation in Consolidated Balance Sheet for Derivative Instruments (Details) - Foreign Currency Forward Contracts - Not Designated - USD ($) $ in Thousands	Sep. 30, 2024	Sep. 30, 2023
Prepaid Expenses and Other Current Assets
Derivatives Fair Value [Line Items]
Derivative instrument assets at fair value	$ 65	$ 477
Other Assets
Derivatives Fair Value [Line Items]
Derivative instrument assets at fair value	68	256
Accrued Expenses and Other Current Liabilities
Derivatives Fair Value [Line Items]
Derivative instrument liabilities at fair value	691	1,613
Other Liabilities
Derivatives Fair Value [Line Items]
Derivative instrument liabilities at fair value	$ 163	$ 460