Fair Value - Unobservable Inputs Used for the Level 3 (Details) $ in Thousands	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Discounted appraisals | Measurement Input, Collateral Discounts And Costs To Sell | Minimum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans (as a percent)	0	0
Foreclosed assets (as a percent)		0.13
Discounted appraisals | Measurement Input, Collateral Discounts And Costs To Sell | Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans (as a percent)	1	1
Foreclosed assets (as a percent)		0
Discounted appraisals | Measurement Input, Collateral Discounts And Costs To Sell | Weighted Average
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans (as a percent)	0.0367	0.1091
Foreclosed assets (as a percent)		0.0186
Nonrecurring | Level 3
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	$ 5,923	$ 7,872
Foreclosed assets	$ 660	$ 896