REPURCHASE AGREEMENTS (Details) (USD $)	Jun. 30, 2013		Dec. 31, 2012
Repurchase agreements	$ 563,529,000	[1]	$ 63,423,000	[2]
Repurchase Agreements Weighted Average Interest Rate	0.48%		0.59%
Agency [Member]
Repurchase agreements	539,910,000		59,616,000
Repurchase Agreements Weighted Average Interest Rate	0.40%		0.48%
Non Agency [Member]
Repurchase agreements	$ 23,619,000	[3]	$ 3,807,000	[3]
Repurchase Agreements Weighted Average Interest Rate	2.26%	[3]	2.31%	[3]

[1] At June 30, 2013, the Company had repurchase agreements of $30,310,000 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, 2012, the Company had repurchase agreements of $13,989,000 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).

[3] At June 30, 2013 and December 31, 2012, the Company had repurchase agreements of $30,310,000 and $13,989,000, 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).