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Income Taxes (Details Textual) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2012
Income Taxes (Textual) [Abstract]
Unrecognized tax benefits	$ 3.3	$ 3.3
Accrued interest related to uncertain tax positions	0.5	0.5
Material charges with respect to interest and penalties	0	0
Cumulative undistributed foreign corporate earnings	$ 0	$ 0

This element represents the amount of interest expense accrued as of the date of the statement of financial position for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity.

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