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OTHER BORROWINGS: (Details textual) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Debt Instrument [Line Items]    
FHLB advances $ 15,937 $ 5,859
General debt obligations, collateral pledged 58,500 $ 97,100
General debt obligations, maximum amount available $ 232,200  
Minimum    
Debt Instrument [Line Items]    
Branch of FHLB bank, interest rate (percent) 0.68% 0.25%
Maximum    
Debt Instrument [Line Items]    
Branch of FHLB bank, interest rate (percent) 3.32% 0.39%