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Derivative Financial Instruments and Hedging Activities - Narrative (Details) - USD ($) | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Derivative [Line Items] |  |
Cash collateral received from counterparties under master netting agreements | $ 53,250,000 | $ 82,135,000
Securities AFS , at estimated fair value | 1,437,222,000 | $ 1,299,014,000
Fair Value Hedging |  |
Derivative [Line Items] |  |
Securities AFS , at estimated fair value | 759,700,000 |
Interest Rate Swap | Cash Flow Hedging |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | $ 880,000,000 |

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