Derivative Financial Instruments - Fair Value of Derivative Instruments (Details) - Interest Rate Swap - Hedging Instrument - Cash Flow Hedging - USD ($) $ in Thousands	Dec. 31, 2022	Sep. 30, 2022
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Total fair value of assets designated as hedging instruments	$ 2,531	$ 2,699
Other current assets
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Total fair value of assets designated as hedging instruments	813	632
Other assets
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Total fair value of assets designated as hedging instruments	$ 1,718	$ 2,067

Fair value, before effects of master netting arrangements, of a 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. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 55
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-URI https://asc.fasb.org/extlink&oid=99393222&loc=SL20226052-175313

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
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-Section 50
-Paragraph 4D
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-URI https://asc.fasb.org/extlink&oid=121570589&loc=SL51823488-111719

Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant