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LOANS AND ALLOWANCE FOR LOAN LOSSES - Narrative (Detail)
12 Months Ended 21 Months Ended
Dec. 31, 2022
USD ($)
loan
note
Dec. 31, 2021
USD ($)
loan
Financing Receivable, Allowance for Credit Losses [Line Items]    
Loans $ 2,151,232,000 $ 1,979,986,000
SBA, loan guarantee, percentage 100.00%  
Maximum percentage of loan-to-value ratio upon loan origination (no more than) 80.00%  
Maximum percentage of loan-to-value ratios of the value of the real estate taken as collateral (no greater than) 85.00%  
Risk review of commercial relationships with committed loan balance amount (exceeds) $ 1,000,000  
Amount of loans reviewed that require approval $ 500,000  
Period past due when loans are deemed impaired 90 days  
Number of notes split | note 2  
Appraisals, required period interval 18 months  
Minimum amount on which annual updated appraisals for criticized loans are required $ 250,000  
Percentage of strong loan-to-value 70.00%  
Loans modified as TDR | loan 2  
Loans modified as TDRs paid off | loan 1  
Commercial And Industrial    
Financing Receivable, Allowance for Credit Losses [Line Items]    
Loans $ 357,774,000 $ 485,728,000
SBA | Commercial | Payment Deferral    
Financing Receivable, Allowance for Credit Losses [Line Items]    
Number of PPP loans | loan   6,500
PPP loans generated amount   $ 699,400,000
Allowance for loan losses 0 0
SBA | Commercial | 2021 Remaining Payment Deferrals    
Financing Receivable, Allowance for Credit Losses [Line Items]    
PPP Loan processing fee income 262,000  
SBA | Consumer | Payment Deferral    
Financing Receivable, Allowance for Credit Losses [Line Items]    
Loans 0 56,000
SBA | Commercial And Industrial | SBA PPP Loans    
Financing Receivable, Allowance for Credit Losses [Line Items]    
Loans $ 13,800,000 $ 189,900,000