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INVESTMENT SECURITIES - CORPORATE BONDS AND MORTGAGE BACKED SECURITIES (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Corporate bonds    
Amortized cost and fair value of the investment securities portfolio by contractual maturity    
Percentage of concentration risk 10.00% 10.00%
Gross unrealized gain on available for sale securities $ 2,000  
Private label mortgage backed security    
Amortized cost and fair value of the investment securities portfolio by contractual maturity    
Securities 3,495,000  
Mortgage backed securities and CMOs    
Amortized cost and fair value of the investment securities portfolio by contractual maturity    
Gross unrealized losses on available for sale securities $ 528,000 $ 2,400,000