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Income Taxes (Tables)
3 Months Ended
Mar. 31, 2013
Income Taxes [Abstract]  
Summary of tax years that remain subject to examination by major jurisdiction
             
    Open Tax Years

Jurisdiction

  Examinations not
yet initiated
    Examination in
progress
     

United States

           

Federal

    2009 - 2012     N/A

State

    2008 - 2012     2009

Canada (1)

    2010 - 2012     2007 - 2011

Germany (1)

    2007, 2010 - 2012     2008 - 2011

France

    2010 - 2012     N/A

United Kingdom

    2009 - 2012     N/A

Philippines

    2011 - 2012     2010

 

(1) – includes provincial or similar local jurisdictions, as applicable