Other (Income) Expense (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Other Income and Expenses [Abstract]
Gain on TireHub transaction, net of transaction costs		$ 0	$ (272)	$ 0
Non-service related pension and other postretirement benefits costs		118	121	62
Interest income on indirect tax settlements in Brazil		(8)	(38)	0
Financing fees and financial instruments expense		34	36	55
Net foreign currency exchange (gains) losses		(22)	(16)	(7)
General and product liability expense - discontinued products		11	9	0
Royalty income	$ (2,100)	(19)	(20)	(32)
Net (gains) losses on asset sales		(16)	(1)	(14)
Interest income		(18)	(16)	(13)
Miscellaneous expense		18	23	19
Other (income) expense		$ 98	$ (174)	$ 70