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Basis of Accounting and Consolidation - Schedule of Impact of ASU 2016-13 Adoption of PCD Assets Previously Classified as PCI (Details) - USD ($)
Dec. 31, 2021
Dec. 31, 2020
Jan. 01, 2020
Dec. 31, 2019
Dec. 31, 2018
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans $ 54,655,000 $ 41,910,000   $ 26,911,000 $ 26,189,000
Pre-ASU          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans 26,911,000        
ASU 2016-13          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     $ 28,583,000    
ASU 2016-13 | Revision of Prior Period, Adjustment          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     1,672,000    
Construction and Land Development | Pre-ASU          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans 1,146,000        
Construction and Land Development | ASU 2016-13          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     1,033,000    
Construction and Land Development | ASU 2016-13 | Revision of Prior Period, Adjustment          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     (113,000)    
1-4 Family Residential Properties | Pre-ASU          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans 1,386,000        
1-4 Family Residential Properties | ASU 2016-13          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     2,142,000    
1-4 Family Residential Properties | ASU 2016-13 | Revision of Prior Period, Adjustment          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     756,000    
Commercial Real Estate | Pre-ASU          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans 11,198,000        
Commercial Real Estate | ASU 2016-13          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     11,739,000    
Commercial Real Estate | ASU 2016-13 | Revision of Prior Period, Adjustment          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     541,000    
Commercial & Industrial | Pre-ASU          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans $ 9,273,000        
Commercial & Industrial | ASU 2016-13          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     9,428,000    
Commercial & Industrial | ASU 2016-13 | Revision of Prior Period, Adjustment          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     155,000    
Financial Asset Acquired with Credit Deterioration | Pre-ASU          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans   365,000      
Financial Asset Acquired with Credit Deterioration | ASU 2016-13          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     1,198,000    
Financial Asset Acquired with Credit Deterioration | ASU 2016-13 | Revision of Prior Period, Adjustment          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     833,000    
Financial Asset Acquired with Credit Deterioration | Construction and Land Development | ASU 2016-13          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     291,000    
Financial Asset Acquired with Credit Deterioration | Construction and Land Development | ASU 2016-13 | Revision of Prior Period, Adjustment          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     291,000    
Financial Asset Acquired with Credit Deterioration | 1-4 Family Residential Properties | Pre-ASU          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans   6,000      
Financial Asset Acquired with Credit Deterioration | 1-4 Family Residential Properties | ASU 2016-13          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     48,000    
Financial Asset Acquired with Credit Deterioration | 1-4 Family Residential Properties | ASU 2016-13 | Revision of Prior Period, Adjustment          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     42,000    
Financial Asset Acquired with Credit Deterioration | Commercial Real Estate | Pre-ASU          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans   $ 359,000      
Financial Asset Acquired with Credit Deterioration | Commercial Real Estate | ASU 2016-13          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     818,000    
Financial Asset Acquired with Credit Deterioration | Commercial Real Estate | ASU 2016-13 | Revision of Prior Period, Adjustment          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     459,000    
Financial Asset Acquired with Credit Deterioration | Commercial & Industrial | ASU 2016-13          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     41,000    
Financial Asset Acquired with Credit Deterioration | Commercial & Industrial | ASU 2016-13 | Revision of Prior Period, Adjustment          
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]          
Allowance for credit losses on loans     $ 41,000