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Business Combinations - Additional Information (Detail) $ in Millions |  |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Dec. 10, 2015 USD ($) Facility | Nov. 30, 2015 USD ($) | Oct. 31, 2014 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($)
Business Acquisition [Line Items] |  |  |  |  |
Cash consideration paid |  |  |  | $ 246 |
Increase in fixed assets |  |  |  | 271 | $ 21
Increase in goodwill |  |  |  |  | 3
Increase in other assets |  |  |  | 11 | 4
Long-term debt |  |  |  |  | 4
Deferred tax liabilities |  |  |  | 21 | $ 1
Xingqiaorui Partnership [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Controlling interest acquired | 53.00% |  |  |  |
Number of manufacturing facilities in China | Facility | 3 |  |  |  |
Cash paid | $ 36 |  |  |  |
Percentage of noncontrolling equity interest in Xingqiaorui | 47.00% |  |  |  |
Cash consideration paid | $ 130 |  |  | 130 |
Gain on re-measurement | 20 |  |  |  |
Gain on re-measurement, after tax | $ 17 |  |  |  |
Increase in fixed assets |  |  |  | 164 |
Increase in other assets |  |  |  | 10 |
Deferred tax liabilities |  |  |  | 18 |
Stadco Automotive Ltd. [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash consideration paid |  |  |  | 115 |
Interest acquired |  | 100.00% |  |  |
Cash paid |  | $ 115 |  |  |
Increase in fixed assets |  |  |  | 107 |
Deferred tax liabilities |  |  |  | $ 3 |
Techform Group Of Companies [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash paid |  |  | $ 23 |  |
Acquisition date |  |  | 2014-10 |  |

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