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Commitments and Contingencies -Narrative (Details) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 USD ($) item | Dec. 31, 2022 USD ($) item
Financial Instruments with Off-Balance Sheet Risk |  |
Allowance for credit loss | $ 7,400 | $ 3,200
Provision for off-balance sheet credit loss | 2,200 |
Unfunded commitments |  |
Financial Instruments with Off-Balance Sheet Risk |  |
Allowance for credit loss | 7,400 | 3,244
Provision for off-balance sheet credit loss | $ 2,300 |
Unfunded commitments | Adoption of CECL |  |
Financial Instruments with Off-Balance Sheet Risk |  |
Allowance for credit loss |  | $ 1,900
Letter of credit with FHLB |  |
Financial Instruments with Off-Balance Sheet Risk |  |
Number of letter of credit outstanding | item | 0 | 0
Letter of credit with Bank of North Dakota |  |
Financial Instruments with Off-Balance Sheet Risk |  |
Number of letter of credit outstanding | item | 1 | 0
Outstanding letters of credit | $ 182,000 |
Collateralized loans | $ 454,600 | $ 215,500

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