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BORROWINGS (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
BORROWINGS    
FHLB borrowings $ 160,000 $ 0
Weighted average rate 4.29%  
Maturity period 30 days  
Securities pledged, served as collateral $ 892,100 567,000
Loans pledged in association with Mortgage Partnership Finance Program 300 400
FRB Line of credit    
BORROWINGS    
Borrowings 0 0
Securities pledged, served as collateral $ 0 $ 0