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Loans - Troubled Debt Restructurings (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loans classified as troubled debt restructurings $ 6,827 $ 8,985
Nonaccrual TDRs    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loans classified as troubled debt restructurings 4,064 5,671
Performing TDRs    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loans classified as troubled debt restructurings $ 2,763 $ 3,314