Income Taxes (Details) - Multiple tax jurisdictions, both within and outside of the United States	12 Months Ended
	Dec. 31, 2013
United States – Federal [Member]
Income Tax Examination [Line Items]
Open Tax Years	2010 - 2013
United States – State [Member]
Income Tax Examination [Line Items]
Open Tax Years	2009 - 2013
Canada [Member]
Income Tax Examination [Line Items]
Open Tax Years	2008 - 2013
Sweden [Member]
Income Tax Examination [Line Items]
Open Tax Years	2011 - 2013
United Kingdom [Member]
Income Tax Examination [Line Items]
Open Tax Years	2009 - 2013