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7. Federal Home Loan Bank and Federal Reserve Bank Borrowings (Details Narrative) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Federal Home Loan Banks [Abstract]    
Loans pledged as collateral to the FHLB $ 139,400 $ 140,000
FHLB stock owned 983 982
Carrying value of loans pledged as collateral to the FHLB 0 442,600
Availability under the line of credit with the FRB $ 344,700 $ 335,800