BORROWINGS (Details 1) - USD ($)	Mar. 31, 2016	Dec. 31, 2015
Repurchase Agreements [Line Items]
Repurchase agreements	$ 469,626,356	$ 568,432,457	[1]
Maturity up to 30 days [Member]
Repurchase Agreements [Line Items]
Repurchase agreements	389,695,000	449,063,000
Maturity 31 To 60 Days [Member]
Repurchase Agreements [Line Items]
Repurchase agreements	59,601,000	76,044,000
Maturity 61 To 90 Days [Member]
Repurchase Agreements [Line Items]
Repurchase agreements	10,977,000	37,873,540
Maturity Over 90 Days Member [Member]
Repurchase Agreements [Line Items]
Repurchase agreements	$ 9,353,356	$ 5,451,917

[1] Counterparties domiciled in Europe and Asia, or their U.S. subsidiaries.