Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Statement of Comprehensive Income [Abstract]
Net Income (Loss)	$ (1,700)	$ 35	$ (731)
Foreign currency:
Foreign currency translation, net of tax of $0 in 2025 ($(7) in 2024, $2 in 2023)	45	(95)	54
Reclassification adjustment for amounts recognized in income, net of tax of $0 in 2025 ($0 in 2024, $0 in 2023)	8	0	0
Defined benefit plans:
Amortization of prior service cost and unrecognized gains and losses included in total benefit cost, net of tax of $4 in 2025 ($27 in 2024, $26 in 2023)	97	81	80
Decrease/(increase) in net actuarial losses, net of tax of $(4) in 2025 ($0 in 2024, $(36) in 2023)	(82)	(16)	(125)
Immediate recognition of prior service cost and unrecognized gains and losses due to curtailments, settlements, and divestitures, net of tax of $0 in 2025 ($(1) in 2024, $11 in 2023)	199	(2)	36
Prior service credit (cost) from plan amendments, net of tax of $0 in 2025 ($8 in 2024, $0 in 2023)	0	23	0
Deferred derivative gain:
Deferred derivative losses, net of tax of $0 in 2025 ($0 in 2024, $0 in 2023)	0	0	(5)
Reclassification adjustment for amounts recognized in income, net of tax of $0 in 2025 ($0 in 2024, $0 in 2023)	0	(1)	4
Other Comprehensive Income (Loss)	267	(10)	44
Comprehensive Income (Loss)	(1,433)	25	(687)
Less: Comprehensive Income (Loss) Attributable to Minority Shareholders	32	(12)	2
Goodyear Comprehensive Income (Loss)	$ (1,465)	$ 37	$ (689)