Derivative Financial Instruments - Schedule of Derivative Assets and Liabilties (Details) (USD $)	Jun. 30, 2014	Dec. 31, 2013
Assets, at Fair Value	$ 4,784,000	$ 2,446,000
Liabilities, at Fair Value	(1,266,000)	0
Eurodollar Future Margin [Member]
Assets, at Fair Value	3,584,000	2,446,000
Interest Rate Swaption [Member]
Assets, at Fair Value	1,200,000	0
Interest Rate Swaption Margin [Member]
Liabilities, at Fair Value	$ (1,266,000)	$ 0