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Commitments and Contingent Liabilities - Off Balance Sheet Arrangements (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Total commitments and standby letters of credit    
Other Commitments [Line Items]    
Total commitments and standby letters of credit $ 561,692 $ 634,211
Commercial lines of credit    
Other Commitments [Line Items]    
Total commitments and standby letters of credit 283,731 330,234
Revolving home equity lines    
Other Commitments [Line Items]    
Total commitments and standby letters of credit 216,632 210,938
Undisbursed construction loans    
Other Commitments [Line Items]    
Total commitments and standby letters of credit 47,795 78,381
Personal and other lines of credit    
Other Commitments [Line Items]    
Total commitments and standby letters of credit 11,556 11,001
Standby letters of credit    
Other Commitments [Line Items]    
Total commitments and standby letters of credit $ 1,978 $ 3,657