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Income Taxes
3 Months Ended
Mar. 31, 2013
Income Tax Disclosure [Abstract]  
Income Taxes
INCOME TAXES

We had an income tax expense of $3.0 million (effective tax rate of 50.7%) in the first quarter of 2013 primarily impacted by net increases in our reserve for uncertain tax positions.

We had an income tax expense of $1.4 million (effective tax rate of 13.9%) in the first quarter of 2012 primarily impacted by an adjustment to reduce our reserve for uncertain tax positions.