REPURCHASE AGREEMENTS (Details) (USD $)	Dec. 31, 2014		Dec. 31, 2013
Repurchase Agreements [Line Items]
Repurchase agreements	$ 594,877,852		$ 412,172,000
Repurchase Agreements weighted average interest rate	0.99%		0.57%
Agency [Member]
Repurchase Agreements [Line Items]
Repurchase agreements	298,783,000		370,901,000
Repurchase Agreements weighted average interest rate	0.36%		0.40%
Non-Agency [Member]
Repurchase Agreements [Line Items]
Repurchase agreements	200,347,000	[1]	41,271,000	[1]
Repurchase Agreements weighted average interest rate	1.25%	[1]	2.09%	[1]
Multi-Family [Member]
Repurchase Agreements [Line Items]
Repurchase agreements	45,484,000	[2]	0	[2]
Repurchase Agreements weighted average interest rate	1.85%	[2]	0.00%	[2]
Mortgage loans [Member]
Repurchase Agreements [Line Items]
Repurchase agreements	$ 50,263,852		$ 0
Repurchase Agreements weighted average interest rate	2.86%		0.00%

[1] At December 31, 2014 and December 31, 2013, the Company had repurchase agreements of $85,497,000 and $61,181,000, respectively, that were linked to Non-Agency RMBS purchases and were accounted for as Linked Transactions, and as such, the linked repurchase agreements are not included in the above table. (See Note 3).

[2] At December 31, 2014, the Company had repurchase agreements of $63,796,000 that were linked to Multi-Family MBS purchases and were accounted for as Linked Transactions, and as such, the linked repurchase agreements are not included in the above table. (See Note 3).