Derivatives - Narrative (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2023 USD ($) swap	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) swap	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Derivatives, Fair Value [Line Items]
Collateral requirement threshold			$ 250,000
Collateral posted	$ 552,000		552,000		$ 553,000
Derivative notional amount	$ 219,800,000		$ 219,800,000		226,200,000
Number of derivatives | swap	20		20
Interest and fee income, commercial loans	$ 0	$ 0	$ 61,000	$ 90,000
Residential Mortgage Holding Company
Derivatives, Fair Value [Line Items]
Commitments to originate mortgage loans held for sale	50,100,000		50,100,000		29,100,000
Subordinated debt
Derivatives, Fair Value [Line Items]
Junior subordinated debenture	$ 10,000,000		$ 10,000,000
Junior subordinated debenture, effective interest rate (percent)	3.72%		3.72%
Debt instrument, interest rate during period (percent)			7.04%
Subordinated debt | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate
Derivatives, Fair Value [Line Items]
Debt instrument, basis spread on variable rate (percent)			1.63%
Variable to Fixed
Derivatives, Fair Value [Line Items]
Derivative notional amount	$ 109,900,000		$ 109,900,000
Number of derivatives | swap	20		20
Fixed to Variable
Derivatives, Fair Value [Line Items]
Derivative notional amount	$ 109,900,000		$ 109,900,000
Number of derivatives | swap	20		20
Interest rate swaps | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Cash pledged to collateralize fair value exposure on interest rate swap	$ 130,000		$ 130,000		130,000
Unrealized gain (loss) on interest rate swap	$ 1,500,000		$ 1,500,000		$ 1,000,000