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Preferred Stock (Tables) | 9 Months Ended
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Sep. 30, 2013
Preferred Stock [Abstract] |
Preferred Dividend Stock Period Annualized |
|  | DIVIDEND PERIOD ANNUALIZED |  | ANNUALIZED DIVIDEND RATE
|  | BEGINNING |  | ENDING
|  |  | August 11, 2011 |  |  |  | December 31, 2011 |  |  |  | 5.0% |
|  |  | January 1, 2012 |  |  |  | December 31, 2013 |  |  |  | 1.0% to 5.0% |
|  |  | January 1, 2014 |  |  |  | February 7, 2016 |  |  |  | 1.0% to 7.0%(1) |
|  |  | February 8, 2016 |  |  |  | Redemption |  |  |  | 9.0%(2) |
| (1) | Between January 1, 2014 and February 7, 2016, the dividend rate will be fixed at a rate in such range based upon the level of percentage change in QSBL between September 30, 2013 and the Baseline.
| (2) | Beginning on February 8, 2016, the dividend rate will be fixed at nine percent (9%) per annum.

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- Definition Tabular disclosure of all or some of the information related to dividends declared, but not paid, as of the financial reporting date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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