4. Investment Securities (Details 3) - USD ($)	9 Months Ended		12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Fair Value Less than 12 months	$ 4,687,386	$ 13,737,775	$ 9,230,335
Unrealized Loss Less than 12 months	9,300	93,433	20,874
Fair Value 12 months or more	0	5,166,278	5,186,258
Unrealized Loss 12 months or more	0	83,722	63,741
Fair Value	4,687,386	18,904,053	14,416,593
Unrealized Loss	9,300	177,155	84,615
U.S. GSE debt securities
Fair Value Less than 12 months	0	3,484,256	6,023,946
Unrealized Loss Less than 12 months	0	3,768	8,548
Fair Value 12 months or more	0	5,166,278	5,186,258
Unrealized Loss 12 months or more	0	83,722	63,741
Fair Value	0	8,650,534	11,210,204
Unrealized Loss	0	87,490	72,289
Agency mortgage-backed securities (Agency MBS)
Fair Value Less than 12 months	4,191,984	9,279,144	3,206,389
Unrealized Loss Less than 12 months	8,702	86,178	12,326
Fair Value 12 months or more	0	0	0
Unrealized Loss 12 months or more	0	0	0
Fair Value	4,191,984	9,279,144	3,206,389
Unrealized Loss	8,702	86,178	12,326
Other investments
Fair Value Less than 12 months	495,402
Unrealized Loss Less than 12 months	598
Fair Value 12 months or more	0
Unrealized Loss 12 months or more	0
Fair Value	495,402
Unrealized Loss	598
U.S. Government securities
Fair Value Less than 12 months		974,375
Unrealized Loss Less than 12 months		3,487
Fair Value 12 months or more		0
Unrealized Loss 12 months or more		0
Fair Value		974,375
Unrealized Loss	$ 0	$ 3,487	$ 0