Revenues - Geographic Areas (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Disaggregation of Revenue [Line Items]
Revenue	$ 938	$ 832
Product and Service, Other
Disaggregation of Revenue [Line Items]
Revenue	31	28
Middle East and North Africa [Member]
Disaggregation of Revenue [Line Items]
Revenue	310	267
North America [Member]
Disaggregation of Revenue [Line Items]
Revenue	238	214
Latin America [Member]
Disaggregation of Revenue [Line Items]
Revenue	227	176
Europe, Sub-Sahara Africa, Russia [Member]
Disaggregation of Revenue [Line Items]
Revenue	$ 163	$ 175