Income Taxes - (Tables)

3 Months Ended

Mar. 31, 2013

Income Tax Disclosure [Abstract]

Summary of Tax Years Open to Income Tax Examination

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