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Equity Method Investment - Narrative (Details) kr in Millions, $ in Millions			3 Months Ended							9 Months Ended
	Jul. 01, 2020 USD ($) numberOfSoftwareEngineers numberOfBusinessUnits numberOfInstallments	Jul. 01, 2020 SEK (kr) numberOfSoftwareEngineers numberOfBusinessUnits numberOfInstallments	Sep. 30, 2020 USD ($)	Sep. 30, 2020 SEK (kr)	Jun. 30, 2020 USD ($)	Jun. 30, 2020 SEK (kr)	Mar. 31, 2020 USD ($)	Mar. 31, 2020 SEK (kr)	Sep. 30, 2019 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2019 USD ($)	Apr. 02, 2020	Dec. 31, 2019 USD ($)
Schedule of Equity Method Investments [Line Items]
Impairment charges										$ 24
Loss from equity method investment			$ 1						$ 16	39	$ 50
Equity investments after consideration of foreign exchange movements			129							129			$ 87
Zenuity
Schedule of Equity Method Investments [Line Items]
Ownership percentage in joint venture					50.00%	50.00%	50.00%	50.00%				50.00%
Cash contribution to joint venture					$ 9	kr 90	$ 16	kr 150
Proceeds from dividends received			35	kr 327
Loss from equity method investment			1						$ 16	39	$ 50
Equity investments after consideration of foreign exchange movements			$ 129							$ 129			$ 87
Zenuity \| Zenuity, Inc
Schedule of Equity Method Investments [Line Items]
Cash contribution to joint venture	$ 37
Number of software engineers \| numberOfSoftwareEngineers	200	200
Number of business units \| numberOfBusinessUnits	2	2
Zenuity \| Intellectual Property \| Zenuity, Inc
Schedule of Equity Method Investments [Line Items]
Intellectual property acquired, consideration	$ 114	kr 1,067
Number of annual installment payments \| numberOfInstallments	10	10