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FHLB Advances, Other Borrowings and Junior Subordinated Notes Payable (Composition of Borrowed Funds) (Details) - USD ($) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2023 | Dec. 31, 2022
Composition of Borrowed Funds |  |
Borrowed funds | $ 363,891,000 | $ 456,808,000
Borrowed funds, average balance | $ 404,264,000 | $ 460,438,000
Borrowed funds, interest rate during period | 2.75% | 2.12%
Federal funds purchased |  |
Composition of Borrowed Funds |  |
Borrowed funds | $ 0 | $ 0
Borrowed funds, average balance | $ 4,000 | $ 14,000
Borrowed funds, interest rate during period | 5.35% | 7.42%
FHLB advances |  |
Composition of Borrowed Funds |  |
Borrowed funds | $ 314,500,000 | $ 416,380,000
Borrowed funds, average balance | $ 368,913,000 | $ 414,191,000
Borrowed funds, interest rate during period | 2.54% | 1.70%
Line of Credit |  |
Composition of Borrowed Funds |  |
Borrowed funds | $ 0 | $ 0
Borrowed funds, average balance | $ 50,000 | $ 85,000
Borrowed funds, interest rate during period | 7.24% | 2.78%
Other borrowings |  |
Composition of Borrowed Funds |  |
Borrowed funds | $ 0 | $ 6,088,000
Borrowed funds, average balance | $ 802,000 | $ 8,624,000
Borrowed funds, interest rate during period | 8.31% | 5.23%
Subordinated notes and debentures |  |
Composition of Borrowed Funds |  |
Borrowed funds | $ 49,391,000 | $ 34,340,000
Borrowed funds, average balance | $ 34,495,000 | $ 35,095,000
Borrowed funds, interest rate during period | 4.84% | 5.06%
Junior subordinated notes(1) |  |
Composition of Borrowed Funds |  |
Borrowed funds | $ 0 | $ 0
Borrowed funds, average balance | $ 0 | $ 2,429,000
Borrowed funds, interest rate during period | 0.00% | 20.75%

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