Cash outflow in the form of ordinary dividends to preferred shareholders, generally out of earnings.

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The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share.

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- Definition

The price per share at which the preferred stock of an entity that has priority over common stock in the distribution of dividends and in the event of liquidation of the entity is redeemed or may be called at. The redemption features of this preferred stock are solely within the control of the issuer.

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- Definition

Proceeds from issuance of capital stock which provides for a specific dividend that is paid to the shareholders before any dividends to common stockholders and which takes precedence over common stockholders in the event of liquidation.

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- Definition

Number of new stock issued during the period.

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Stockholders' Equity (Details 2) (USD $)	3 Months Ended	6 Months Ended			6 Months Ended		12 Months Ended	6 Months Ended
Stockholders' Equity (Details 2) (USD $)	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Jun. 30, 2012	Dec. 31, 2012 Series A cumulative perpetual preferred stock	Dec. 31, 2011 Series A cumulative perpetual preferred stock	Jun. 30, 2012 Series A cumulative perpetual preferred stock	Dec. 31, 2011 Series A cumulative perpetual preferred stock Underwritten public offering	Dec. 31, 2011 Series A cumulative perpetual preferred stock At-the-market sales agreement	Dec. 31, 2011 Series A cumulative perpetual preferred stock Minimum	Dec. 31, 2011 Series A cumulative perpetual preferred stock Maximum
Series A Cumulative Perpetual Preferred Stock
Number of shares sold of series A cumulative perpetual preferred stock						317,319		220,000	97,319
Preferred stock dividend rate (as a percent)	8.50%				8.50%	8.50%	8.50%
Preferred stock, liquidation preference (in dollars per share)		$ 25.00		$ 25.00		$ 25.00
Net proceeds from issuances of preferred stock			$ 6,930,535			$ 6,930,535
Redemption price per share (in dollars per share)										$ 25.25	$ 25.75
Dividend payable monthly on preferred stock (in dollars per share)						$ 0.177083
Preferred stock dividends paid		$ 337,151	$ 293,240		$ 337,151	$ 293,240