Income Taxes - Summary of Income Tax Examinations (Details) - Earliest period	12 Months Ended
	Dec. 31, 2019
Australia
Earliest tax year subject to audit, by jurisdiction
Earliest tax year subject to audit	2011
Austria
Earliest tax year subject to audit, by jurisdiction
Earliest tax year subject to audit	2013
Belgium
Earliest tax year subject to audit, by jurisdiction
Earliest tax year subject to audit	2013
Canada
Earliest tax year subject to audit, by jurisdiction
Earliest tax year subject to audit	2015
Netherlands
Earliest tax year subject to audit, by jurisdiction
Earliest tax year subject to audit	2014
Singapore
Earliest tax year subject to audit, by jurisdiction
Earliest tax year subject to audit	2014
Switzerland
Earliest tax year subject to audit, by jurisdiction
Earliest tax year subject to audit	2017
United Kingdom
Earliest tax year subject to audit, by jurisdiction
Earliest tax year subject to audit	2018
United States
Earliest tax year subject to audit, by jurisdiction
Earliest tax year subject to audit	2016