Leases - Narrative (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2024 USD ($) item	Sep. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)
Leases
Number of leased branch offices | item	7
Number of leased administrative offices | item	2
Weighted average remaining life of the lease terms	15 years 10 months 24 days		10 years 9 months 18 days
Weighted average discount rate	3.89%		2.60%
Operating lease costs	$ 573	$ 537
Operating lease ROU	$ 7,444		$ 6,239
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other Assets		Other Assets
Operating lease liability	$ 7,509		$ 6,307
Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration]	Accrued Liabilities and Other Liabilities		Accrued Liabilities and Other Liabilities