Earnings Per Share (Details 1) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014	Apr. 01, 2014
Earnings per share - basic:
Goodyear Net Income	$ 224us-gaap_NetIncomeLoss	$ (51)us-gaap_NetIncomeLoss
Less: Preferred stock dividends	0us-gaap_DividendsPreferredStock	7us-gaap_DividendsPreferredStock
Goodyear net income available to common shareholders	224	(58)
Weighted average shares outstanding	270,000,000	248,000,000
Earnings per common share - basic	$ 0.83us-gaap_EarningsPerShareBasic	$ (0.23)us-gaap_EarningsPerShareBasic
Earnings Per Share - diluted:
Goodyear Net Income	224us-gaap_NetIncomeLoss	(51)us-gaap_NetIncomeLoss
Less: Preferred stock dividends	0gt_DividendsPreferredStockDiluted	7gt_DividendsPreferredStockDiluted
Goodyear net income available to common shareholders	$ 224	$ (58)
Weighted average shares outstanding	270,000,000	248,000,000
Dilutive effect of stock options and other dilutive securities	4,000,000	0
Weighted average shares outstanding - diluted	274,000,000	248,000,000
Earnings per common share - diluted	$ 0.82us-gaap_EarningsPerShareDiluted	$ (0.23)us-gaap_EarningsPerShareDiluted
Convertible Preferred Stock [Member]
Per Share of Common Stock (Textuals) [Abstract]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		28,000,000
Preferred Stock
Per Share of Common Stock (Textuals) [Abstract]
Convertible Preferred Stock, Aggregate Shares Issued upon Conversion			27,573,735
Convertible Preferred Stock, Shares Issued upon Conversion			2.7574
Underwater Stock Options
Per Share of Common Stock (Textuals) [Abstract]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	2,000,000	2,000,000
In Money Stock Options [Member]
Per Share of Common Stock (Textuals) [Abstract]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		10,000,000
Dilutive Effect of Shares Excluded from Dilutive Calculation due to Net Loss		5,000,000

Convertible Preferred Stock, Aggregate Shares Issued upon Conversion

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Dilutive Effect of Shares Excluded from Dilutive Calculation due to Net Loss

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Other preferred stock dividends and adjustments, not otherwise defined in the taxonomy, that are necessary to adjust net income to obtain net income applicable to common stockholders - diluted.

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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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Number of shares issued for each share of convertible preferred stock that is converted.

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Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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Net Income or Loss Available to Common Stockholders plus adjustments resulting from the assumption that dilutive convertible securities were converted, options or warrants were exercised, or that other shares were issued upon the satisfaction of certain conditions.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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