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Income Taxes (Tables)
3 Months Ended
Dec. 31, 2012
Income Taxes [Abstract]  
Tax Years Subject To Examination
As of December 31, 2012, the tax years that remain subject to examination by major jurisdiction generally are:

United States – Federal
2010 and forward
United States – State
2009 and forward
Canada
2008 and forward
Europe
2004 and forward
United Kingdom
2010 and forward
Australia
2009 and forward
Asia
2005 and forward