Fair Value Disclosures - Narrative (Details)	9 Months Ended		12 Months Ended
	Sep. 30, 2023 USD ($) loan numberOfSwaps	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($) numberOfSwaps
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Financing Receivable Recorded Investment non Performing Loans And Leases, Leases Held-For-Sale	$ 5,819,000		$ 0
Contingent consideration liability			$ 1,600,000
Contingent consideration liability discount rate	0.083		0.083
Contingent consideration liability, payment	$ 635,000	$ 0
Potential cash payments, lower range	0		$ 0
Potential cash payments, upper range	1,300,000		$ 1,900,000
Contingent consideration period rate			3 years
Servicing rights carrying amount before valuation allowance	8,900,000		$ 8,600,000
Servicing rights valuation allowance	12,000		5,000
Other real estate owned	$ 19,900,000		19,300,000
Other Real Estate, Number of Properties Transferred | loan	1
Transfer of loans to other real estate owned	$ 79,000	$ 18,325,000
Other Real Estate, Period Increase (Decrease)	558,000
Credit Risk Contract [Member] | Fair Value Measure on Recurring Basis [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative liabilities	167,000		360,000
Level 3 [Member] | Credit Risk Contract [Member] | Fair Value Measure on Recurring Basis [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative liabilities	$ 167,000		$ 360,000
Number of interest rate swaps held | numberOfSwaps	137		127
Notional amount	$ 880,900,000		$ 815,500,000
Held for Investment [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Carrying value of individually analyzed loans and leases held for investment	12,600,000		13,400,000
Valuation allowance of individually analyzed loans and leases held for investment	834,000		2,800,000
Lease Financings [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Carrying value of individually analyzed loans and leases held for investment	0		$ 0
Real-Estate Construction [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Financing Receivable Recorded Investment non Performing Loans And Leases, Leases Held-For-Sale	$ 5,800,000