XML 85 R66.htm IDEA: XBRL DOCUMENT v3.3.1.900
Note 3 - Investment Securities (Details) - Amortized Cost and Fair Value of Investment Securities - USD ($)
Dec. 31, 2015
Dec. 31, 2014
Securities held to maturity:    
Securities held to maturity, amortized cost $ 253,674,159 $ 199,879,574
Securities held to maturity, gross unrealized gains 3,190,558 2,420,298
Securities held to maturity, gross unrealized losses (1,173,432) (1,186,076)
Securities held to maturity, fair value 255,691,285 201,113,796
Securities available for sale:    
Securities available for sale, amortized cost 325,597,000 454,166,979
Securities available for sale, gross unrealized gains 2,029,523 3,360,874
Securities available for sale, gross unrealized losses (4,191,541) (5,868,223)
Securities available for sale, fair value 323,434,982 451,659,630
US States and Political Subdivisions Debt Securities [Member]    
Securities held to maturity:    
Securities held to maturity, amortized cost 252,624,159 198,829,574
Securities held to maturity, gross unrealized gains 3,190,558 2,420,298
Securities held to maturity, gross unrealized losses (1,173,432) (1,186,076)
Securities held to maturity, fair value 254,641,285 200,063,796
Securities available for sale:    
Securities available for sale, amortized cost 26,764,981 29,408,740
Securities available for sale, gross unrealized gains 872,985 1,053,713
Securities available for sale, gross unrealized losses (59,378) (62,472)
Securities available for sale, fair value 27,578,588 30,399,981
Other Securities [Member]    
Securities held to maturity:    
Securities held to maturity, amortized cost 1,050,000 1,050,000
Securities held to maturity, fair value 1,050,000 1,050,000
Securities available for sale:    
Securities available for sale, amortized cost 1,108,124 1,342,554
Securities available for sale, gross unrealized gains 540,919 625,145
Securities available for sale, gross unrealized losses (163) (846)
Securities available for sale, fair value 1,648,880 1,966,853
US Government Agencies Debt Securities [Member]    
Securities available for sale:    
Securities available for sale, amortized cost 216,281,416 312,959,760
Securities available for sale, gross unrealized gains 104,524 173,685
Securities available for sale, gross unrealized losses (2,848,561) (5,263,873)
Securities available for sale, fair value 213,537,379 307,869,572
Residential Mortgage Backed Securities [Member]    
Securities available for sale:    
Securities available for sale, amortized cost 81,442,479 110,455,925
Securities available for sale, gross unrealized gains 511,095 1,508,331
Securities available for sale, gross unrealized losses (1,283,439) (541,032)
Securities available for sale, fair value $ 80,670,135 $ 111,423,224