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Commitments and Contingencies - Off Balance Sheet Arrangements (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Total commitments and standby letters of credit
Other Commitments [Line Items]
Total commitments and standby letters of credit	$ 581,425	$ 634,211
Commercial lines of credit
Other Commitments [Line Items]
Total commitments and standby letters of credit	294,162	330,234
Revolving home equity lines
Other Commitments [Line Items]
Total commitments and standby letters of credit	212,595	210,938
Undisbursed construction loans
Other Commitments [Line Items]
Total commitments and standby letters of credit	61,554	78,381
Personal and other lines of credit
Other Commitments [Line Items]
Total commitments and standby letters of credit	10,973	11,001
Standby letters of credit
Other Commitments [Line Items]
Total commitments and standby letters of credit	$ 2,141	$ 3,657