Securities Repurchase Agreements (Schedule of Certain Information Regarding Repurchase Agreements) (Details) (USD $)	Jun. 30, 2014	Dec. 31, 2013
Non-Agency RMBS [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Balance	$ 147,982,945	$ 138,591,678
Weighted Average Rate	1.78%	1.89%
Other Investment Securities [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Balance	8,360,999
Weighted Average Rate	1.75%
30 Days or Less [Member] | Non-Agency RMBS [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Balance	81,648,945	121,913,678
Weighted Average Rate	1.79%	1.90%
30 Days or Less [Member] | Other Investment Securities [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Balance	8,360,999
Weighted Average Rate	1.75%
31-60 Days [Member] | Non-Agency RMBS [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Balance	5,858,000	6,415,000
Weighted Average Rate	1.77%	1.84%
31-60 Days [Member] | Other Investment Securities [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Balance
Weighted Average Rate
61-90 Days [Member] | Non-Agency RMBS [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Balance	19,862,000	10,263,000
Weighted Average Rate	1.83%	1.85%
61-90 Days [Member] | Other Investment Securities [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Balance
Weighted Average Rate
Greater Than 90 Days [Member] | Non-Agency RMBS [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Balance	40,614,000
Weighted Average Rate	1.73%
Greater Than 90 Days [Member] | Other Investment Securities [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Balance
Weighted Average Rate