| **Selected Quarterly Financial Data (unaudited) - Schedule of Selected Quarterly Data (Details) - USD ($) $ / shares in Units, $ in Millions** | 3 Months Ended | 12 Months Ended |          |
|------------------------------------------------------------------------------------------------------------------------------------------------|----------------|-----------------|----------|
||
| Sales and revenues, net                                                                                                                        | $ 2,488        | $ 2,538         | $ 2,693  | $ 2,421 | $ 3,008 | $ 2,844 | $ 2,746 | $ 2,208 |   |   |   |   | $ 10,140 | $ 10,806 | $ 10,775 |   |
| Gross Profit                                                                                                                                   | 358            | 329             | 298      | 340 | 335 | 389 | 240 | 155 |   |   |   |   |   |   |   |   |
| Total before tax                                                                                                                               | (51)           | (30)            | (64)     | (42) | (72) | (3) | (298) | (249) |   |   |   |   | (154) | (582) | (803) |   |
| Income (loss) from discontinued operations, net of tax                                                                                         | 1              | 2               | 0        | 0 | 0 | 1 | 1 | 1 |   |   |   |   | 3 | 3 | (41) |   |
| Net income (loss)                                                                                                                              | $ (50)         | $ (28)          | $ (64)   | $ (42) | $ (72) | $ (2) | $ (297) | $ (248) |   |   |   |   | $ (151) | $ (579) | $ (844) |   |
| Basic: Loss from Continuing Operations (in dollars per share)                                                                                  | $ (0.62)       | $ (0.37)        | $ (0.78) | $ (0.52) | $ (0.88) | $ (0.04) | $ (3.66) | $ (3.07) |   |   |   |   | $ (2.29) | $ (7.64) | $ (10.66) |   |
| Basic: Income (Loss) from Discontinued Operations (in dollars per share)                                                                       | 0.01           | 0.03            | 0.00     | 0.00 | 0.00 | 0.02 | 0.01 | 0.02 |   |   |   |   | 0.04 | 0.04 | (0.51) |   |
| Basic (in dollars per share)                                                                                                                   | (0.61)         | (0.34)          | (0.78)   | (0.52) | (0.88) | (0.02) | (3.65) | (3.05) |   |   |   |   | (2.25) | (7.60) | (11.17) |   |
| Diluted: Loss from Continuing Operations (in dollars per share)                                                                                | (0.62)         | (0.37)          | (0.78)   | (0.52) | (0.88) | (0.04) | (3.66) | (3.07) |   |   |   |   | (2.29) | (7.64) | (10.66) |   |
| Diluted: Income (Loss) from Discontinued Operations (in dollars per share)                                                                     | 0.01           | 0.03            | 0.00     | 0.00 | 0.00 | 0.02 | 0.01 | 0.02 |   |   |   |   | 0.04 | 0.04 | (0.51) |   |
| Diluted (in dollars per share)                                                                                                                 | $ (0.61)       | $ (0.34)        | $ (0.78) | $ (0.52) | $ (0.88) | $ (0.02) | $ (3.65) | $ (3.05) |   |   |   |   | $ (2.25) | $ (7.60) | $ (11.17) |   |
| Basic (in shares)                                                                                                                              | 19.91          | 30.41           | 0        | 0 | 40.17 | 39.41 | 0 | 0 |   |   |   |   | 81,600,000 | 81,400,000 | 80,400,000 |   |
| Diluted (in shares)                                                                                                                            | 11.21          | 16.32           | 0        | 0 | 29.54 | 32.45 | 0 | 0 |   |   |   |   | 81,600,000 | 81,400,000 | 80,400,000 |   |
| Product Warranty Accrual, Preexisting, Increase (Decrease)                                                                                     | $ 40           |            |     |   | $ (10) |   |   |   | $ 152 |   |   |   | $ 1 | $ 55 | $ 404 |   |
| Asset impairment charges                                                                                                                       |           |            |     |   |   |   |   |   |   |   |   |   | 30 | 183 | 97 |   |
| Goodwill                                                                                                                                       | 38             |            |     |   | 38 |   |   |   | 184 |   |   |   | 38 | 38 | 184 | $ 280 |
| North America Truck [Member]                                                                                                                   |           |            |     |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Sales and revenues, net                                                                                                                        |           |            |     |   |   |   |   |   |   |   |   |   | 7,213 | 7,473 | 7,291 |   |
| Asset impairment charges                                                                                                                       |           |            |     |   |   |   |   | $ 19 |   |   |   |   |   | 33 |   |   |
| Goodwill                                                                                                                                       | 0              |            |     |   | $ 0 |   |   |   | $ 0 |   |   |   | 0 | 0 | 0 | $ 82 |
| Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)                                                                         | $ 4            | $ 3             |     | $ 7 |   |   |   |   |   |   |   |   |   |   |   |   |
| Brazilian Reporting Unit [Member]                                                                                                              |           |            |     |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Asset impairment charges                                                                                                                       |           |            |     |   |   |   | $ 149 |   |   |   |   |   |   |   |   |   |
| Goodwill                                                                                                                                       |           |            |     |   |   |   | 142 |   |   |   |   |   |   |   |   |   |
| Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)                                                                         |           | $ 3             |     |   |   |   | 7 |   |   |   |   |   | $ 7 | $ 7 | $ 0 |   |
| Product Warranty Accrual [Member]                                                                                                              |           |            |     |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Product Warranty Accrual, Preexisting, Increase (Decrease)                                                                                     |           |            |     | $ (57) |   | $ (29) | $ 42 | $ 52 |   | $ 48 | $ 164 | $ 40 |   |   |   |   |

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|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.
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|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
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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|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
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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| - Definition
Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.
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| - Definition
Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.
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| - Definition
Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.
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| - Definition
This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses and taxes from ongoing operations before extraordinary items, and noncontrolling interest.
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|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period.
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| - Definition
The amount of net income (loss) derived from continuing operations during 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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|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.
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| - Definition
Per basic share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.
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| - Definition
Per diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.
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| - Definition
Represents the aggregate Increase or Decrease in the liability during the reporting period for accruals related to preexisting standard and extended product warranties (including adjustments for changes in estimates).
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| - Definition
The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.
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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).
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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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| - Definition
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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