Fair Value of Assets and Liabilities - Quantitative Information about Level 3 Fair Value Measurements (Details) - Nonrecurring Measurements $ in Thousands	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL	$ 1,332	$ 1,360
Level 3
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL	1,332	1,360
Level 3 | Cost Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL	1,258	1,329
Level 3 | Sales Comparison Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL	$ 74	$ 31
Level 3 | Minimum | Cost Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input	0.100	0.100
Level 3 | Minimum | Sales Comparison Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input	0.100	0.100
Level 3 | Minimum | Sales Comparison Approach | Adjustment to comparables
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input		0.000
Level 3 | Maximum | Cost Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input	0.100	0.100
Level 3 | Maximum | Sales Comparison Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input	0.100	0.100
Level 3 | Maximum | Sales Comparison Approach | Adjustment to comparables
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input		0.000
Level 3 | Weighted Average Range | Cost Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input	0.100	0.100
Level 3 | Weighted Average Range | Sales Comparison Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input	0.100	0.100
Level 3 | Weighted Average Range | Sales Comparison Approach | Adjustment to comparables
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input		0.000