Income Taxes (Details 5)	12 Months Ended
	Dec. 31, 2011
United States - due to NOL [Member]
Tax years open to examination in primary jurisdictions [Abstract]
Tax years open to examination in primary jurisdictions	1998
Spain [Member]
Tax years open to examination in primary jurisdictions [Abstract]
Tax years open to examination in primary jurisdictions	2003
Germany [Member]
Tax years open to examination in primary jurisdictions [Abstract]
Tax years open to examination in primary jurisdictions	2006
Canada [Member]
Tax years open to examination in primary jurisdictions [Abstract]
Tax years open to examination in primary jurisdictions	2007
Belgium [Member]
Tax years open to examination in primary jurisdictions [Abstract]
Tax years open to examination in primary jurisdictions	2009
United Kingdom [Member]
Tax years open to examination in primary jurisdictions [Abstract]
Tax years open to examination in primary jurisdictions	2010