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Fair Value of Assets and Liabilities - Quantitative Information about Level 3 Fair Value Measurements (Details) - Nonrecurring Measurements $ in Thousands	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Quantitative Information About Level 3 Fair Value Measurements
Other real estate owned		$ 564
Collateral-dependent impaired loans, net of ACL	$ 22,036	26,749
Level 3
Quantitative Information About Level 3 Fair Value Measurements
Other real estate owned		564
Collateral-dependent impaired loans, net of ACL	22,036	26,749
Level 3 | Sales Comparison Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Other real estate owned		564
Collateral-dependent impaired loans, net of ACL	1,102	25,309
Level 3 | Cost Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL	$ 20,934	144
Level 3 | Combined Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Collateral-dependent impaired loans, net of ACL		$ 1,296
Level 3 | Minimum Range | Sales Comparison Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Other real estate owned, measurement input		0.080
Impaired loans, measurement input	0.050	0.100
Level 3 | Minimum Range | Sales Comparison Approach | Adjustment to comparables
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input	0.000	0.000
Level 3 | Minimum Range | Cost Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input	0.100	0.100
Level 3 | Minimum Range | Combined Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input		0.100
Level 3 | Minimum Range | Combined Approach | Discount rate
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input		0.080
Level 3 | Maximum Range | Sales Comparison Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Other real estate owned, measurement input		0.100
Impaired loans, measurement input	0.100	0.100
Level 3 | Maximum Range | Sales Comparison Approach | Adjustment to comparables
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input	0.100	1.000
Level 3 | Maximum Range | Cost Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input	0.100	0.100
Level 3 | Maximum Range | Combined Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input		0.100
Level 3 | Maximum Range | Combined Approach | Discount rate
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input		0.080
Level 3 | Weighted Average Range | Sales Comparison Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Other real estate owned, measurement input		0.090
Impaired loans, measurement input	0.067	0.001
Level 3 | Weighted Average Range | Sales Comparison Approach | Adjustment to comparables
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input	0.060	0.111
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 | Combined Approach | Selling costs
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input		0.100
Level 3 | Weighted Average Range | Combined Approach | Discount rate
Quantitative Information About Level 3 Fair Value Measurements
Impaired loans, measurement input		0.080

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Value of input used to measure real estate owned by financial institution by financial institution which is not directly related to its business.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

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