Income Taxes (Details Textual) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
Income Taxes (Textual) [Abstract]
Income tax expense or benefit
Gross deferred tax assets	41.5
Valuation allowance for net deferred tax assets	33.2
Net deferred tax assets	8.3
Deferred tax liabilities	8.3
Short term deferred tax liabilities	0.9
Current net deferred tax liabilities	7.4	7.6	7.1
Long term deferred tax assets	$ 7.4

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences not separately disclosed.

+ References+ Details

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References+ Details

- Definition

Amount of deferred tax liability attributable to taxable temporary differences, net of deferred tax asset attributable to deductible temporary differences and carryforwards net of valuation allowances expected to be realized or consumed within one year or operating cycle, if longer.

+ References+ Details

- Definition

The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations.

+ References+ Details