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Summary of Significant Accounting Policies - Narrative (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2023
USD ($)
segment
trust
large_borrower
shares
Dec. 31, 2022
USD ($)
shares
Dec. 31, 2021
USD ($)
Accounting Policy [Line Items]      
Number of wholly-owned trusts | trust 1    
Number of operating business lines | segment 2    
Maturity period of securities at acquisition 90 days    
Advertising, promotion and marketing expenses $ 2,929 $ 2,747 $ 2,741
Anti-dilutive shares (in shares) | shares 0 0  
Commercial and construction loans $ 590,700 $ 501,300  
Large borrowing relationships | large_borrower 50    
Unfunded commitments to large borrowers $ 261,200    
Customer Concentration Risk | Financing Receivable | 32 Large Borrowing Relationships      
Accounting Policy [Line Items]      
Concentration risk, percent 39.00%    
Buildings      
Accounting Policy [Line Items]      
Useful Life 39 years    
Minimum      
Accounting Policy [Line Items]      
Renewal terms 1 year    
Minimum | Furniture and equipment      
Accounting Policy [Line Items]      
Useful Life 3 years    
Minimum | Leasehold improvements      
Accounting Policy [Line Items]      
Useful Life 2 years    
Maximum      
Accounting Policy [Line Items]      
Renewal terms 10 years    
Maximum | Furniture and equipment      
Accounting Policy [Line Items]      
Useful Life 7 years    
Maximum | Leasehold improvements      
Accounting Policy [Line Items]      
Useful Life 15 years    
Pacific Wealth Advisors Llc      
Accounting Policy [Line Items]      
Equity interest percentage (as a percent) 22.00%    
HomeState Mortgage LLC      
Accounting Policy [Line Items]      
Equity interest percentage (as a percent) 30.00%