Consolidated Statements of Changes in Stockholders' Equity - USD ($)
Preferred Stock [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
AOCI Attributable to Parent [Member]
Total
Balance (in shares) at Dec. 31, 2013 28,000 8,439,258        
Balance at Dec. 31, 2013 $ 28,000,000 $ 8,439,258 $ 29,145,094 $ 33,444,913 $ (9,075,026) $ 89,954,239
Change in Net Unrealized Gains (Losses) on Securities Available for Sale, Net of Reclassification Adjustment and Tax Effects 4,230,052 4,230,052
Dividends on Preferred Shares (2,688,604) (2,688,604)
Net Income 7,531,625 7,531,625
Balance (in shares) at Dec. 31, 2014 28,000 8,439,258        
Balance at Dec. 31, 2014 $ 28,000,000 $ 8,439,258 29,145,094 38,287,934 (4,844,974) 99,027,312
Change in Net Unrealized Gains (Losses) on Securities Available for Sale, Net of Reclassification Adjustment and Tax Effects 410,623 410,623
Dividends on Preferred Shares (2,375,010) (2,375,010)
Net Income 8,372,697 8,372,697
Balance (in shares) at Dec. 31, 2015 18,021 8,439,258        
Balance at Dec. 31, 2015 $ 18,021,000 $ 8,439,258 29,145,094 44,285,621 (4,434,351) 95,456,622
Redemption of Preferred Stock (in shares) (9,979)        
Redemption of Preferred Stock $ (9,979,000) (9,979,000)
Change in Net Unrealized Gains (Losses) on Securities Available for Sale, Net of Reclassification Adjustment and Tax Effects (587,789) (587,789)
Dividends on Preferred Shares (1,493,130) (1,493,130)
Net Income 8,673,210 8,673,210
Balance (in shares) at Dec. 31, 2016 9,360 8,439,258        
Balance at Dec. 31, 2016 $ 9,360,000 $ 8,439,258 29,145,094 51,465,521 (5,022,140) 93,387,733
Redemption of Preferred Stock (in shares) (8,661)        
Redemption of Preferred Stock $ (8,661,000) $ (8,661,000)