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Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($)
Jun. 30, 2018
Dec. 31, 2017
Statement of Financial Position [Abstract]    
Amortized Cost of Investment And Mortgage-Backed Securities Available For Sale $ 363,600,602 $ 380,374,568
Fair Value of Investment And Mortgage-Backed Securities Held To Maturity 22,894,520 27,054,934
Allowance For Loan Losses $ 8,611,176 $ 8,221,618
Serial Preferred Stock Par Value Per Share $ 0.01 $ 0.01
Serial Preferred Stock Shares Authorized 200,000 200,000
Serial Preferred Stock Shares Issued 0 22,000
Serial Preferred Stock Shares Outstanding 0 22,000
Common Stock Par Value Per Share $ 0.01 $ 0.01
Common Stock Shares Authorized 5,000,000 5,000,000
Common Stock Shares Issued 3,154,357 3,153,907
Common Stock, Shares, Outstanding 2,953,424 2,952,974
Treasury Stock Shares Held 200,933 200,933