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Stockholders' Equity (Details 2) (USD $) | 12 Months Ended
--- | ---
Jun. 30, 2013 | Jun. 30, 2012
Series A Cumulative Perpetual Preferred Stock |  |
Net proceeds from issuances of preferred stock |  | $ 6,930,535
Preferred stock dividends paid | 674,302 | 630,391
Series A cumulative perpetual preferred stock |  |
Series A Cumulative Perpetual Preferred Stock |  |
Number of shares sold of series A cumulative perpetual preferred stock |  | 317,319
Preferred stock dividend rate (as a percent) | 8.50% | 8.50%
Preferred stock, liquidation preference (in dollars per share) | $ 25.00 | $ 25.00
Net proceeds from issuances of preferred stock |  | 6,930,535
Dividend payable monthly on preferred stock (in dollars per share) |  | $ 0.177083
Preferred stock dividends paid | $ 674,302 | $ 630,391
Series A cumulative perpetual preferred stock | Underwritten public offering |  |
Series A Cumulative Perpetual Preferred Stock |  |
Number of shares sold of series A cumulative perpetual preferred stock |  | 220,000
Series A cumulative perpetual preferred stock | At-the-market sales agreement |  |
Series A Cumulative Perpetual Preferred Stock |  |
Number of shares sold of series A cumulative perpetual preferred stock |  | 97,319
Series A cumulative perpetual preferred stock | Minimum |  |
Series A Cumulative Perpetual Preferred Stock |  |
Redemption price per share (in dollars per share) | $ 25.25 |
Series A cumulative perpetual preferred stock | Maximum |  |
Series A Cumulative Perpetual Preferred Stock |  |
Redemption price per share (in dollars per share) | $ 25.75 |
Series A cumulative perpetual preferred stock | Weighted average |  |
Series A Cumulative Perpetual Preferred Stock |  |
Weighted average sales price (in dollars per share) |  | $ 23.80

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- Definition Cash outflow in the form of ordinary dividends to preferred shareholders, generally out of earnings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 20 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21484-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph d -Article 4 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(d)(1)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 4, 6 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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