Derivatives - Narrative (Details)	3 Months Ended			9 Months Ended
	Sep. 30, 2022 USD ($) agreement	Mar. 31, 2022 instrument	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($) agreement	Sep. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)
Derivative [Line Items]
Number of designated fair value hedges | instrument		3
Net liability position	$ 0			$ 0		$ 0
Cash collateral pledged on derivatives	19,169,000			19,169,000		$ 57,868,000
Designated as hedging | Interest Expense on Borrowings
Derivative [Line Items]
Gain (loss) included in income statement	$ 26,000		$ (148,000)	$ (214,000)	$ (428,000)
Subordinated debt
Derivative [Line Items]
Number of derivative instruments | agreement	2			2
Borrowings	$ 30,930,000			$ 30,930,000
Interest Rate Swap | Designated as hedging
Derivative [Line Items]
Notional amount	300,000,000			300,000,000
Interest Rate Swap | Subordinated debt
Derivative [Line Items]
Notional amount	30,000,000			30,000,000
Interest Rate Swap | Subordinated debt | Designated as hedging
Derivative [Line Items]
Notional amount	$ 30,000,000			$ 30,000,000
Interest Rate Swap | LIBOR | Subordinated debt
Derivative [Line Items]
Derivative variable interest rate	2.08%			2.08%
Minimum
Derivative [Line Items]
Period to lock interest rate on mortgage loan commitments				45 days
Maximum
Derivative [Line Items]
Period to lock interest rate on mortgage loan commitments				90 days