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Income Taxes Income Taxes (Details) (USD $)	3 Months Ended
Income Taxes Income Taxes (Details) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Income Tax [Abstract]
Effective Income Tax Rate, Continuing Operations	0.00%
Deferred Tax Liabilities, Gross	$ 3,322,000	$ 3,054,000
Unrecognized Tax Benefits	$ 3,000,000	$ 3,000,000

- Definition

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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