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Income Taxes (Schedule Of Effective Income Tax Rate Reconciliation) (Details)
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Income Taxes [Abstract]    
Statutory provision 35.00% 35.00%
State taxes, net of federal benefit 0.60% 0.00%
Foreign effective tax rates different from US statutory rate (12.80%) (12.50%)
Effective Income Tax Rate 22.80% 22.50%