Derivatives - Narrative (Details)	9 Months Ended	12 Months Ended			16 Months Ended
	Sep. 15, 2023	Dec. 31, 2024 USD ($) swap	Dec. 31, 2023 USD ($) swap	Dec. 31, 2022 USD ($)	Dec. 31, 2024 USD ($) swap
Derivatives, Fair Value [Line Items]
Threshold for collateral requirements		$ 250,000
Collateral posted		579,000	$ 566,000		$ 579,000
Derivative notional amount		$ 309,000,000	$ 218,000,000		$ 309,000,000
Number of instruments | swap		52	52		52
Interest rate swap income		$ 540,000	$ 61,000	$ 157,000
Commitments to originate loans held for sale		32,299,000	22,926,000		$ 32,299,000
RML
Derivatives, Fair Value [Line Items]
Commitments to originate loans held for sale		$ 32,300,000	$ 22,900,000		$ 32,300,000
Secured Overnight Financing Rate (SOFR)
Derivatives, Fair Value [Line Items]
Tenor spread adjustment (as a percent)		0.0026			0.0026
Subordinated Debt
Derivatives, Fair Value [Line Items]
Junior subordinated debenture		$ 10,000,000.0			$ 10,000,000.0
Effective interest rate on junior subordinated debenture		3.72%			3.72%
Debt instrument, interest rate during period		5.99%	7.02%
Subordinated Debt | Secured Overnight Financing Rate (SOFR)
Derivatives, Fair Value [Line Items]
Debt instrument, basis spread on variable rate					1.37%
Subordinated Debt | London Interbank Offered Rate (LIBOR)
Derivatives, Fair Value [Line Items]
Debt instrument, basis spread on variable rate	1.37%
Variable to Fixed
Derivatives, Fair Value [Line Items]
Derivative notional amount		$ 154,500,000			$ 154,500,000
Number of instruments | swap		26			26
Fixed to Variable
Derivatives, Fair Value [Line Items]
Derivative notional amount		$ 154,500,000			$ 154,500,000
Number of instruments | swap		26			26
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		$ 1,300,000	$ 1,000,000.0		$ 1,300,000