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Loans - Performance of Loans Modified (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Sep. 30, 2023
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Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Payment Status (Amortized Cost Basis) | $ 35,521 | $ 11,180
Total Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Payment Status (Amortized Cost Basis) | 35,521 | 11,180
Other income producing property | Total Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Payment Status (Amortized Cost Basis) |  | 342
Commercial loans | Construction and land development | Total Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Payment Status (Amortized Cost Basis) |  | 254
Commercial loans | Commercial non-owner occupied | Total Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Payment Status (Amortized Cost Basis) |  | 1,250
Commercial loans | Commercial owner-occupied real estate loan | Total Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Payment Status (Amortized Cost Basis) | 13,461 | 7,591
Commercial loans | Commercial and industrial | Total Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Payment Status (Amortized Cost Basis) | 19,819 | 1,207
Consumer loans | Consumer Owner-Occupied Loans | Total Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Payment Status (Amortized Cost Basis) | $ 2,241 | $ 536

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