Derivative Financial Instruments - Schedule of Offsetting Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Sep. 30, 2020
Derivative [Line Items]
Net Amounts of Assets Presented in the Consolidated Balance Sheets	$ 1,745	$ 903
Foreign Currency Forwards
Derivative [Line Items]
Gross Amount of Recognized Assets	1,203
Gross Amounts Offset in the Consolidated Balance Sheets	0
Net Amounts of Assets Presented in the Consolidated Balance Sheets	1,203
Gross Amounts Not Offset in the Consolidated Balance Sheets, Financial Instruments	(913)
Gross Amounts Not Offset in the Consolidated Balance Sheets, Cash Collateral Received	0
Net Amount	$ 290

Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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