Investment Securities (Tables)
 12 Months Ended
Dec. 31, 2014
Investment Securities [Abstract]  
Investment securities
Investment securities as of December 31, 2014 are summarized as follows:

  
Amortized
Cost
  
Gross
Unrealized
Gains
  
Gross
Unrealized
Losses
  
Fair
Value
 
Securities Available for Sale
        
U.S. Government Agencies
        
Mortgage-Backed
 
$
278,419,055
  
$
155,902
  
$
(7,511,288
)
 
$
271,063,669
 
State, County and Municipal
  
3,516,400
   
27,181
   
(12,664
)
  
3,530,917
 
                 
  
$
281,935,455
  
$
183,083
  
$
(7,523,952
)
 
$
274,594,586
 
                 
Securities Held to Maturity
                
State, County and Municipal
 
$
29,796
  
$
127
  
$
-
  
$
29,923
 
Amortized cost and fair value of investment securities by contractual maturity
The amortized cost and fair value of investment securities as of December 31, 2014, by contractual maturity, are shown hereafter.  Expected maturities may differ from contractual maturities for certain investments because issuers may have the right to call or prepay obligations with or without call or prepayment penalties.  This is often the case with mortgage-backed securities, which are disclosed separately in the table below.

  
Securities
 
  
Available for Sale
  
Held to Maturity
 
  
Amortized
Cost
  
Fair
Value
  
Amortized
Cost
  
Fair
Value
 
         
Due in One Year or Less
 
$
715,764
  
$
717,138
  
$
29,796
  
$
29,923
 
Due After One Year Through Five Years
  
718,836
   
730,598
   
-
   
-
 
Due After Five Years Through Ten Years
  
1,158,938
   
1,157,251
   
-
   
-
 
Due After Ten Years
  
922,862
   
925,930
   
-
   
-
 
                 
   
3,516,400
   
3,530,917
   
29,796
   
29,923
 
                 
Mortgage-Backed Securities
  
278,419,055
   
271,063,669
   
-
   
-
 
                 
  
$
281,935,455
  
$
274,594,586
  
$
29,796
  
$
29,923
 

Investment securities as of December 31, 2013 are summarized as follows:

  
Amortized
Cost
  
Gross
Unrealized
Gains
  
Gross
Unrealized
Losses
  
Fair
Value
 
Securities Available for Sale
        
U.S. Government Agencies
        
Mortgage-Backed
 
$
273,029,073
  
$
118,843
  
$
(13,799,858
)
 
$
259,348,058
 
State, County and Municipal
  
3,978,857
   
14,963
   
(83,988
)
  
3,909,832
 
                 
  
$
277,007,930
  
$
133,806
  
$
(13,883,846
)
 
$
263,257,890
 
 
Securities Held to Maturity
                
State, County and Municipal
 
$
37,062
  
$
247
  
$
-
  
$
37,309
 
Invested securities in a continuous unrealized loss position
Information pertaining to securities with gross unrealized losses at December 31, 2014 and 2013 aggregated by investment category and length of time that individual securities have been in a continuous loss position, follows:

  
Less Than 12 Months
  
12 Months or Greater
  
Total
 
  
Fair
Value
  
Gross Unrealized Losses
  
Fair
Value
  
Gross Unrealized Losses
  
Fair
Value
  
Gross Unrealized Losses
 
December 31, 2014
            
U.S. Government Agencies
            
Mortgage-Backed
 
$
66,609,319
  
$
(396,896
)
 
$
183,645,552
  
$
(7,114,392
)
 
$
250,254,871
  
$
(7,511,288
)
State, County and Municipal
  
-
   
-
   
1,379,547
   
(12,664
)
  
1,379,547
   
(12,664
)
                         
  
$
66,609,319
  
$
(396,896
)
 
$
185,025,099
  
$
(7,127,056
)
 
$
251,634,418
  
$
(7,523,952
)
                         
December 31, 2013
                        
U.S. Government Agencies
                        
Mortgage-Backed
 
$
190,063,827
  
$
(9,440,663
)
 
$
63,193,601
  
$
(4,359,195
)
 
$
253,257,428
  
$
(13,799,858
)
State, County and Municipal
  
1,647,043
   
(83,988
)
  
-
   
-
   
1,647,043
   
(83,988
)
                         
  
$
191,710,870
  
$
(9,524,651
)
 
$
63,193,601
  
$
(4,359,195
)
 
$
254,904,471
  
$
(13,883,846
)