Derivatives - Narrative (Details)	12 Months Ended
	Dec. 31, 2021 USD ($) swap	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Derivatives, Fair Value [Line Items]
Threshold for collateral requirements	$ 250,000
Collateral posted	8,200,000	$ 10,700,000
Derivative notional amount	$ 212,600,000	196,000,000
Number of instruments | swap	38
Interest rate swap income	$ 452,000	949,000	$ 964,000
Commitments to originate loans held for sale	81,617,000	150,276,000
RML
Derivatives, Fair Value [Line Items]
Commitments to originate loans held for sale	81,600,000	150,300,000
LIBOR
Derivatives, Fair Value [Line Items]
Derivative notional amount	143,200,000
Subordinated Debt
Derivatives, Fair Value [Line Items]
Junior subordinated debenture	$ 10,000,000
Effective interest rate on junior subordinated debenture	3.72%
Debt instrument, interest rate during period	1.57%
Subordinated Debt | 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	$ 106,300,000
Number of instruments | swap	19
Fixed to Variable
Derivatives, Fair Value [Line Items]
Derivative notional amount	$ 106,300,000
Number of instruments | swap	19
Interest rate swaps | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Cash pledged to collateralize fair value exposure on interest rate swap	$ 2,900,000	2,900,000
Unrealized loss on interest rate swap	1,000,000	$ 1,700,000
Interest rate swaps | Subordinated Debt | LIBOR
Derivatives, Fair Value [Line Items]
Derivative notional amount	$ 10,000,000