Income Taxes - Reconciliation of Federal Income Tax Rate (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||
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Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
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| Income Tax Disclosure [Abstract] | |||
| Tax computed at U.S. federal statutory rate | $ 14,109 | $ (8,195) | $ (38,558) |
| State taxes, net of federal benefit | 122 | 98 | 64 |
| Tax rate differential for international subsidiaries | (5,005) | (41,429) | 23,532 |
| Stock-based compensation | (108,023) | (93,073) | (116,953) |
| Tax credits | (51,237) | (44,695) | (21,038) |
| Foreign restructuring and amortization | 0 | (625,292) | 2,794 |
| Non-deductible expenses | 21,953 | 9,657 | 2,833 |
| Tax effects associated with Topic 606 | 0 | (23,073) | 3,314 |
| Other | 448 | 408 | 607 |
| Valuation allowance | (431,880) | 813,274 | 146,845 |
| (Benefit from) provision for income taxes | $ (559,513) | $ (12,320) | $ 3,440 |
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- Definition Effective Income Tax Rate Reconciliation, Accounting Method Change No definition available.
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- Definition Effective Income Tax Rate Reconciliation, Restructuring And Amortization No definition available.
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- References No definition available.
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to foreign income tax expense (benefit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other nondeductible expenses. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible equity-based compensation costs. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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