Income Taxes - Summary Of Earliest Tax Years Open To Examination (Details)	12 Months Ended
	Dec. 31, 2021
United Kingdom [Member]
Income Tax Examination [Line Items]
Earliest tax years open to examination by tax authorities	2019
Norway [Member]
Income Tax Examination [Line Items]
Earliest tax years open to examination by tax authorities	2016
Angola Member
Income Tax Examination [Line Items]
Earliest tax years open to examination by tax authorities	2013
Brazil [Member]
Income Tax Examination [Line Items]
Earliest tax years open to examination by tax authorities	2017
Australia [Member]
Income Tax Examination [Line Items]
Earliest tax years open to examination by tax authorities	2017
United States [Member]
Income Tax Examination [Line Items]
Earliest tax years open to examination by tax authorities	2014