Fair Value of Assets and Liabilities - Quantitative Information about Level 3 Fair Value Measurements (Details) - Non-Recurring Measurements $ in Thousands	Mar. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL	$ 1,439	$ 1,360
Level 3
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL	1,439	1,360
Level 3 | Cost approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL	1,363	1,329
Level 3 | Sales comparison approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL	$ 76	$ 31
Level 3 | Minimum | Cost approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL, measurement input	0.100	0.100
Level 3 | Minimum | Sales comparison approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL, measurement input	0.100	0.100
Level 3 | Maximum | Cost approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL, measurement input	0.100	0.100
Level 3 | Maximum | Sales comparison approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL, measurement input	0.100	0.100
Level 3 | Weighted Average Range | Cost approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL, measurement input	0.100	0.100
Level 3 | Weighted Average Range | Sales comparison approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL, measurement input	0.100	0.100