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Derivatives and Balance Sheet Offsetting - Collateral pledged table (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Balance Sheet Offsetting [Line Items] |  |
Repurchase agreements, amounts offset in balance sheet | $ 0 | $ 0
Repurchase agreements, net amount presented in statement of financial position | 44,212 | 86,013
Securities Sold under Agreements to Repurchase, Collateral, Right to Reclaim Securities | (44,212) | (86,013)
Securities sold under agreements to repurchase, amount not offset | 0 | 0
Interest Rate Contracts [Member] |  |
Balance Sheet Offsetting [Line Items] |  |
Derivative Assets, Gross Amounts Offset in the Balance Sheets | 0 | 0
Derivative Asset | 16,784 | 24,257
Derivative, Collateral, Obligation to Return Cash | (9,940) | (450)
Derivative Asset, Fair Value, Amount Not Offset Against Collateral | 6,844 | 23,807
Derivative Liability, Gross Amounts Offset in Balance Sheets | 0 | 0
Derivative Liability | 16,784 | 24,257
Derivative, Collateral, Right to Reclaim Cash | 180 | 20,747
Derivative Liability, Fair Value, Amount Not Offset Against Collateral | 16,604 | 3,510
Available-for-sale Securities [Member] |  |
Balance Sheet Offsetting [Line Items] |  |
Securities Sold under Agreements to Repurchase, Gross | 44,212 | 86,013
Not Designated as Hedging Instrument [Member] | Interest Rate Contracts [Member] |  |
Balance Sheet Offsetting [Line Items] |  |
Fair value of asset derivative instruments | 16,784 | 24,257
Fair value of liability derivative instruments | $ 16,784 | $ 24,257

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