AVAILABLE-FOR-SALE SECURITIES (Details 2) (Agency and Non-Agency Residential Mortgage Backed Securities [Member], USD $)	1 Months Ended	3 Months Ended	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2013
Agency and Non-Agency Residential Mortgage Backed Securities [Member]
Agency and non-Agency RMBS sold, at cost	$ 0	$ 368,783,917	$ 368,783,917
Proceeds from Agency and non-Agency RMBS sold	0	355,338,884	355,338,884
Net realized gain (loss) on sale of Agency and non-Agency RMBS	$ 0	$ (13,445,033)	$ (13,445,033)