Premises and Equipment - Additional information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Premises and Equipment
Operating leases right of use asset	$ 7,397,000	$ 7,715,000
Weighted average lease terms	8 years 2 months 12 days
Operating lease, weighted average discount rate, percent	3.42%
Operating lease, expense	$ 1,600,000	1,500,000	$ 1,600,000
Lease expense related to ATMs	307,000	307,000	275,000
Income recognized from lessor agreements	$ 1,200,000	$ 1,200,000	$ 1,200,000
ASU 2016-02 | Adjustment
Premises and Equipment
Operating leases right of use asset				$ 9,500,000
Minimum
Premises and Equipment
Expected lease terms	3 months 18 days
Maximum
Premises and Equipment
Expected lease terms	15 years 10 months 24 days