Stockholders Equity (Dividend Distributions) (Details) (USD $)
In Millions, except Share data, unless otherwise specified |
9 Months Ended | |||||||||||
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Sep. 30, 2014
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Sep. 30, 2013
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Dividends Payable [Line Items] | ||||||||||||
Preferred Stock, Declared | $ 6.1 | $ 6.1 | ||||||||||
Common stock, Declared | 25.0 | [1] | 16.0 | [1] | ||||||||
Total, Declared | 31.1 | [2] | 22.1 | [2] | ||||||||
Preferred Stock, Paid | 6.1 | 6.1 | ||||||||||
Common Stock, Paid | 22.3 | [1] | 10.2 | [1] | ||||||||
Total, Paid | 28.4 | [2] | 16.3 | [2] | ||||||||
Common Stock, Par or Stated Value Per Share | $ 0.0001 | |||||||||||
Common Stock, Shares Authorized | 200,000,000 | 125,000,000 | ||||||||||
Cumulative preferred stock subject to mandatory redemption SeriesA [Member]
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Dividends Payable [Line Items] | ||||||||||||
Preferred Stock, Dividend Rate, Percentage | 6.00% | |||||||||||
Preferred Stock, Shares Issued | 100,000 | 100,000 | ||||||||||
Preferred Stock, Shares Outstanding | 100,000 | 100,000 | ||||||||||
Cumulative preferred stock subject to mandatory redemption Series B [Member]
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Dividends Payable [Line Items] | ||||||||||||
Preferred Stock, Dividend Rate, Percentage | 6.45% | |||||||||||
Preferred Stock, Shares Issued | 32,550 | 32,550 | ||||||||||
Preferred Stock, Shares Outstanding | 32,550 | 32,550 | ||||||||||
Series A Preferred Stock [Member]
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Dividends Payable [Line Items] | ||||||||||||
Preferred Stock, Declared | 4.5 | [3] | 4.5 | [3] | ||||||||
Preferred Stock, Paid | 4.5 | [3] | 4.5 | [3] | ||||||||
Series B Preferred Stock [Member]
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Dividends Payable [Line Items] | ||||||||||||
Preferred Stock, Declared | 1.6 | [4] | 1.6 | [4] | ||||||||
Preferred Stock, Paid | $ 1.6 | [4] | $ 1.6 | [4] | ||||||||
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