Commitments and Contingencies (Detail Textuals 1) (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Preferred Dividends
Dividend rate (as a percent)	6.00%
Accrued and unpaid dividends in arrears on preferred stock	$ 0.6	$ 0.6
Accrued and unpaid dividends in arrears on preferred stock per share (in dollars per share)	$ 1.90	$ 1.90

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Aggregate amount of cumulative preferred dividends in arrears.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 5

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21488-112644

+ Details

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- Definition

The percentage rate used to calculate dividend payments on preferred stock.

+ References

No definition available.

+ Details

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- Definition

Per share amount of cumulative preferred dividends in arrears.

+ References

+ Details

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