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Derivatives (Details) - USD ($) $ in Millions |  | 3 Months Ended
--- | --- | ---
Apr. 13, 2017 | Mar. 31, 2022 | Mar. 31, 2021
Derivatives (Details) [Line Items] |  |  |
Notional Amount of Interest Rate Cash Flow Hedge Derivatives | $ 25.0 | $ 400.0 |
Federal Home Loan Bank advance Fixed-rates of interest | 1.93% |  |
Net interest income on swaps - Borrowings |  | $ 0.5 | $ 0.6
Minimum [Member] |  |  |
Derivatives (Details) [Line Items] |  |  |
Federal Home Loan Bank advance Fixed-rates of interest |  | 0.631% |
Expiration date |  | 2025-12 |
Maximum [Member] |  |  |
Derivatives (Details) [Line Items] |  |  |
Federal Home Loan Bank advance Fixed-rates of interest |  | 1.23% |
Expiration date |  | 2028-03 |

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