XML 120 R105.htm IDEA: XBRL DOCUMENT v3.20.4
Financial Instruments with Off-Balance Sheet Risk (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2020
Dec. 31, 2020
Sep. 30, 2020
Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Increase in available commitments $ 36,900      
Commercial lines of credit        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Loan commitments and standby letters of credit, off-balance sheet 297,898 $ 297,898   $ 287,533
Revolving home equity lines        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Loan commitments and standby letters of credit, off-balance sheet 191,969 191,969   189,035
Undisbursed construction loans        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Loan commitments and standby letters of credit, off-balance sheet 101,307 101,307   41,033
Personal and other lines of credit        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Loan commitments and standby letters of credit, off-balance sheet 10,611 10,611   9,567
Standby letters of credit        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Loan commitments and standby letters of credit, off-balance sheet 2,657 2,657   1,964
Total unfunded loan commitments and standby letters of credit        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Loan commitments and standby letters of credit, off-balance sheet 604,442 $ 604,442   529,132
Percentage of commitments expiring in 2021   35.00%    
Percentage of commitments expiring between 2022 and 2028   54.00%    
Percentage of commitments expiring 2028 and thereafter   11.00%    
Allowance for off-balance sheet commitments     $ 610 $ 1,100
Total unfunded loan commitments and standby letters of credit | Cumulative Effect, Period of Adoption, Adjusted Balance        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Allowance for off-balance sheet commitments 1,100 $ 1,100    
Total unfunded loan commitments and standby letters of credit | Cumulative Effect, Period of Adoption, Adjustment        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Allowance for off-balance sheet commitments $ 550 $ 550