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Income Taxes
3 Months Ended
Mar. 31, 2013
Income Tax Disclosure [Abstract]  
Income Taxes
Income Taxes
The reported effective tax rate for the quarters ended March 31, 2013 and 2012 were 10.2% and 149.0%, respectively. The change in the effective tax rate was primarily the result of the change in the geographical mix of income (loss) and the non-deductibility of the unrealized loss on the conversion option associated with the Convertible Notes recorded in 2012. The Company accounted for the restructuring costs incurred during the three months ended March 31, 2013 as discrete for income tax accounting purposes. 
The following tax years remain open to examination by the major taxing jurisdictions to which the Company is subject:
U.S. Federal
2010 to 2012
U.S. States
2008 to 2012
Foreign
2007 to 2012

Due to the expiration of statutes of limitations, it is reasonably possible that the Company’s gross unrecognized tax benefits may change within the next 12 months by a range of zero to $60.
The Company received its 2010 federal tax refund of $2,025 during February 2012.