Income Taxes Open Tax Years by Jurisdiction (Details)	12 Months Ended
	Dec. 31, 2018
From [Member] | United States [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2015
From [Member] | Australia [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2011
From [Member] | Belgium [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2016
From [Member] | Canada [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2009
From [Member] | Germany
Income Tax Examination [Line Items]
Income tax years open to examination from	2014
From [Member] | Netherlands [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2012
From [Member] | Poland [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2013
From [Member] | Saudi Arabia [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2015
From [Member] | U.K. [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2015
To [Member] | United States [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2018
To [Member] | Australia [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2018
To [Member] | Belgium [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2018
To [Member] | Canada [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2018
To [Member] | Germany
Income Tax Examination [Line Items]
Income tax years open to examination from	2018
To [Member] | Netherlands [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2018
To [Member] | Poland [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2018
To [Member] | Saudi Arabia [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2018
To [Member] | U.K. [Member]
Income Tax Examination [Line Items]
Income tax years open to examination from	2018