Earnings (Loss) Per Share - Basic and Diluted Earnings per Common Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Earnings (loss) per share — basic:
Goodyear net income (loss)	$ 54	$ 157	$ (7)	$ 232
Weighted average shares outstanding (shares)	233	239	232	240
Earnings (loss) per common share — basic (dollars per share)	$ 0.23	$ 0.66	$ (0.03)	$ 0.97
Earnings (loss) per share — diluted:
Goodyear net income (loss)	$ 54	$ 157	$ (7)	$ 232
Weighted average shares outstanding (shares)	233	239	232	240
Dilutive effect of stock options and other dilutive securities (shares)	1	2	0	2
Weighted average shares outstanding — diluted (shares)	234	241	232	242
Earnings (loss) per common share — diluted (dollars per share)	$ 0.23	$ 0.65	$ (0.03)	$ 0.96