Quarterly report pursuant to Section 13 or 15(d)

LOANS AND ALLOWANCE FOR LOAN AND LEASE LOSSES (Narrative) (Details)

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LOANS AND ALLOWANCE FOR LOAN AND LEASE LOSSES (Narrative) (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2023
USD ($)
Sep. 30, 2022
segment
Jun. 30, 2022
USD ($)
Jun. 30, 2023
USD ($)
segment
loan
Jun. 30, 2022
USD ($)
segment
Mar. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Mar. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Loans under modified terms $ 11,539,000     $ 30,991,000          
Troubled Debt Restructurings (TDRs)             $ 14,190,000    
Total Allowance for credit losses 120,683,000   $ 104,184,000 120,683,000 $ 104,184,000 $ 116,512,000 110,768,000 $ 102,591,000 $ 99,787,000
Interest income recognized on nonaccrual loans 0   0 0 0        
Held for sale loans moved to nonaccrual status       $ 645,000 $ 0        
Number of loans designated as TLMs currently past due | loan       0          
Number of operating segments | segment   2   2 1        
Commercial Portfolio                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Total Allowance for credit losses 92,970,000   $ 77,413,000 $ 92,970,000 $ 77,413,000 $ 88,086,000 82,753,000 $ 79,771,000 $ 77,902,000
Number of loans with associated charge-offs | loan       2          
Troubled Debt Restructurings [Member]                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Troubled Debt Restructurings (TDRs)             14,200,000    
Total Allowance for credit losses             $ 739,000    
Troubled Loan Modifications                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Loans under modified terms       $ 31,000,000.0          
Total Allowance for credit losses $ 1,800,000     $ 1,800,000