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Nature of Operations and Summary of Significant Accounting Policies - Narrative (Details)
3 Months Ended
Mar. 31, 2025
USD ($)
segment
quarter
component
Mar. 31, 2024
USD ($)
Mar. 31, 2025
bank_division
Mar. 31, 2025
USD ($)
Mar. 31, 2025
branch
Dec. 31, 2024
USD ($)
Property, Plant and Equipment            
Number of bank divisions     17   3  
Number of reportable segments | segment 1          
Number of operating segments | segment 1          
Maximum period of original maturity to be included in cash and cash equivalents 3 months          
Interest earned on interest bearing cash deposits $ 6,143,000 $ 15,269,000        
Restricted cash       $ 0    
Federal reserve balance or cash on hand required       0    
Minimum period past due to consider loans as delinquent 30 days          
Minimum period past due to consider loans as non accrual 90 days          
Forecasting period used to determine ACL | quarter 4          
Number of components used in methodology in determining ACL | component 2          
Allowance for credit loss, off-balance sheet credit exposure       22,079,000   $ 20,419,000
Provision for credit losses on debt securities $ 0 0        
Maximum term leases will be considered short-term 12 months          
Maximum period up to which purchase price of business is allocated to assets acquired and liabilities assumed 1 year          
Revenue from contracts with customers $ 22,543,000 $ 22,151,000        
Impairment losses on receivables related to contracts with customers       $ 0   $ 0
Minimum            
Property, Plant and Equipment            
Period past due to consider loan as purchased credit-deteriorated loan 90 days          
Number of days delinquent to charge off loans 120 days          
Number of years for home equity loan origination term 10 years          
Period past due to consider loan as delinquent 30 days          
Minimum | Building            
Property, Plant and Equipment            
Useful life of premises and equipment 15 years          
Minimum | Furniture and Fixtures            
Property, Plant and Equipment            
Useful life of premises and equipment 3 years          
Maximum            
Property, Plant and Equipment            
Number of years for home equity loan origination term 15 years          
Period past due to consider loan as delinquent 89 days          
Maximum | Building            
Property, Plant and Equipment            
Useful life of premises and equipment 40 years          
Maximum | Furniture and Fixtures            
Property, Plant and Equipment            
Useful life of premises and equipment 10 years