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Income Taxes (Details) (USD $)	9 Months Ended
	Sep. 30, 2012
Income Taxes (Textual) [Abstract]
Capital loss carry forward	$ 0
Tax deductions related to dividends paid on unvested restricted stock grants	3,900,000
Tax benefit recognized from tax deduction related to dividends paid on unvested restricted stock grants	$ 1,400,000

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- Definition

Amount of capital loss carry forward of the company and its subsidiaries.

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- Definition

Tax benefit to be recognized in the current year from dividends previously paid on unvested restricted stock grants from prior years.

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No definition available.

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- Definition

Additional tax deduction to be taken in the current year related to dividends previously paid on unvested restricted stock grants from prior years.

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No definition available.

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