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Income Taxes
3 Months Ended
Mar. 31, 2012
Income Tax Disclosure [Abstract]  
INCOME TAXES
INCOME TAXES

For interim tax reporting we estimate one single effective tax rate for tax jurisdictions not subject to a valuation allowance, which is applied to the year-to-date ordinary income/(loss). Tax effects of significant unusual or extraordinary items are excluded from the estimated annual effective tax rate calculation and recognized in the interim period in which they occur.