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Derivatives and Hedging Activities - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
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Sep. 30, 2022 | Sep. 30, 2021
Derivative [Line Items] |  |
Gain (loss) recognized on cash flow hedges | $ 0 | $ 0
Minimum |  |
Derivative [Line Items] |  |
Derivative maturities | 2 years |
Maximum |  |
Derivative [Line Items] |  |
Derivative maturities | 8 years |
Weighted average |  |
Derivative [Line Items] |  |
Derivative maturities | 6 years 6 months |

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Period remaining until the derivative contract matures, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 + Details
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- Details
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