Accumulated Other Comprehensive Loss - Schedule of Reclassifications (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other (income) expense (Note 4)	$ 9	$ 25
Income tax expense	66	13
Goodyear Net Income (Loss)	249	(115)
Amount Reclassified from AOCL
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Goodyear Net Income (Loss)	23	31
Amount Reclassified from AOCL | Foreign currency translation adjustment, before tax
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other (income) expense (Note 4)	0	10
Income tax expense	0	0
Goodyear Net Income (Loss)	0	10
Amount Reclassified from AOCL | Accumulated Defined Benefit Plans Adjustment Attributable to Parent
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other (income) expense (Note 4)	24	25
Income tax expense	(1)	(6)
Immediate recognition of prior service cost and unrecognized gains and losses due to curtailments, settlements and divestitures	0	2
Unrecognized net actuarial losses and prior service costs, before tax	24	27
Goodyear Net Income (Loss)	$ 23	$ 21