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REAL ESTATE OWNED, NET REAL ESTATE OWNED, NET (Textual) (Details) - USD ($)
Sep. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Sep. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Real Estate Owned [Line Items]            
Real Estate Owned $ 1,795,000 $ 2,400,000 $ 814,000 $ 228,000 $ 2,513,000 $ 2,611,000
Mortgage Loans in Process of Foreclosure, Amount 403,000   1,500,000      
One- to four-family residential [Member]            
Real Estate Owned [Line Items]            
Real Estate Owned $ 725,000   $ 48,000