Allowance for Credit Losses - Credit Quality Indicators (Details) $ in Thousands	Dec. 31, 2022 USD ($)
Allowance for loan losses
Loans, excluding consumer finance	$ 1,161,161
Pass
Allowance for loan losses
Loans, excluding consumer finance	1,152,847
Special Mention
Allowance for loan losses
Loans, excluding consumer finance	1,487
Substandard
Allowance for loan losses
Loans, excluding consumer finance	6,563
Substandard Nonaccrual
Allowance for loan losses
Loans, excluding consumer finance	264
Doubtful
Allowance for loan losses
Loans, excluding consumer finance	0
Residential mortgage
Allowance for loan losses
Loans, excluding consumer finance	266,267
Residential mortgage | Pass
Allowance for loan losses
Loans, excluding consumer finance	264,891
Residential mortgage | Special Mention
Allowance for loan losses
Loans, excluding consumer finance	518
Residential mortgage | Substandard
Allowance for loan losses
Loans, excluding consumer finance	702
Residential mortgage | Substandard Nonaccrual
Allowance for loan losses
Loans, excluding consumer finance	156
Construction - commercial real estate
Allowance for loan losses
Loans, excluding consumer finance	49,136
Construction - commercial real estate | Pass
Allowance for loan losses
Loans, excluding consumer finance	49,136
Construction - consumer real estate
Allowance for loan losses
Loans, excluding consumer finance	10,539
Construction - consumer real estate | Pass
Allowance for loan losses
Loans, excluding consumer finance	10,539
Commercial real estate
Allowance for loan losses
Loans, excluding consumer finance	592,301
Commercial real estate | Pass
Allowance for loan losses
Loans, excluding consumer finance	585,707
Commercial real estate | Special Mention
Allowance for loan losses
Loans, excluding consumer finance	738
Commercial real estate | Substandard
Allowance for loan losses
Loans, excluding consumer finance	5,856
Land acquisition and development
Allowance for loan losses
Loans, excluding consumer finance	37,537
Land acquisition and development | Pass
Allowance for loan losses
Loans, excluding consumer finance	37,537
Builder lines
Allowance for loan losses
Loans, excluding consumer finance	34,538
Builder lines | Pass
Allowance for loan losses
Loans, excluding consumer finance	34,538
Commercial business
Allowance for loan losses
Loans, excluding consumer finance	118,605
Commercial business | Pass
Allowance for loan losses
Loans, excluding consumer finance	118,605
Equity lines
Allowance for loan losses
Loans, excluding consumer finance	43,300
Equity lines | Pass
Allowance for loan losses
Loans, excluding consumer finance	43,147
Equity lines | Special Mention
Allowance for loan losses
Loans, excluding consumer finance	40
Equity lines | Substandard
Allowance for loan losses
Loans, excluding consumer finance	5
Equity lines | Substandard Nonaccrual
Allowance for loan losses
Loans, excluding consumer finance	108
Other consumer
Allowance for loan losses
Loans, excluding consumer finance	8,938
Other consumer | Pass
Allowance for loan losses
Loans, excluding consumer finance	8,747
Other consumer | Special Mention
Allowance for loan losses
Loans, excluding consumer finance	$ 191