Securities Available for Sale (Details Textual) (USD $)	12 Months Ended
	Dec. 31, 2014 Security	Dec. 31, 2013	Dec. 31, 2012
Securities Available for Sale (Textual)
Maximum percentage of available for sale securities not held by company	10.00%
Number of securities that had unrealized losses	5
Total net unrealized gains in REIT securities portfolio	$ 5,079,921	$ 1,116,738	$ 6,613,956
Proceeds from sales or redemptions of securities available for sale	10,911,791	18,981,468	16,159,984
Margin loan, outstanding	$ 19,392,382	$ 18,574,228