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Deferred Income Tax Assets And Liabilities (Detail) - USD ($) $ in Millions | Dec. 31, 2018 | Dec. 31, 2017
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Deferred Income Tax Assets And Liabilities [Line Items] |  |
Net tax loss carryforwards | $ 1,390 | $ 1,104
Accrued liabilities and deferred income | 230 | 216
Tax credits | 17 | 24
Depreciation and amortization | 16 | 4
Acquisition and integration-related liabilities | 0 | 0
Provision for doubtful accounts | 6 | 8
Deferred Tax Assets, Hedging Transactions | 0 | 0
Other | 38 | 50
Valuation allowance | (311) | (331)
Deferred income tax assets | 1,386 | 1,075
Depreciation and amortization | 60 | 121
Deferred Tax Liabilities, Prepaid Expenses | 20 | 20
Other | 5 | 3
Non-current deferred income tax liabilities | 85 | 144
Non-current net deferred income tax assets | 1,301 | 931
Deferred Income Tax Assets and Liabilities Additional Information (Detail) [Abstract] |  |
Deferred Tax Assets, Valuation Allowance | 311 | 331
Deferred Tax Assets Operating Loss Carryforward With Valuation Against It | 283 | 302
Deferred Tax Assets State And Local | 28 | 29
Vehicle Programs |  |
Deferred Income Tax Assets And Liabilities [Line Items] |  |
Depreciation and amortization | 44 | 58
Depreciation and amortization | 2,005 | 1,652
Deferred Tax Liabilities, Net | $ 1,961 | $ 1,594

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