Income Taxes (Tables)
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12 Months Ended |
Dec. 31, 2019 |
| Income Tax Disclosure [Abstract] |
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| Schedule of income from continuing operations before income taxes |
Income from continuing operations before income taxes consists of the following (in millions): | | | | | | | | | | | | | | Year Ended December 31, | | 2017 | | 2018 | | 2019 | Domestic operations | $ | 10,680 |
| | $ | 15,779 |
| | $ | 16,426 |
| Foreign operations | 16,513 |
| | 19,134 |
| | 23,199 |
| Total | $ | 27,193 |
| | $ | 34,913 |
| | $ | 39,625 |
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| Schedule of components of income tax expense (benefit) |
The provision for income taxes consists of the following (in millions): | | | | | | | | | | | | |
| Year Ended December 31, | | 2017 |
| 2018 |
| 2019 | Current: | | | | | | Federal and state | $ | 12,608 |
| | $ | 2,153 |
| | $ | 2,424 |
| Foreign | 1,746 |
| | 1,251 |
| | 2,713 |
| Total | 14,354 |
| | 3,404 |
| | 5,137 |
| Deferred: | | | | | | Federal and state | 220 |
| | 907 |
| | 286 |
| Foreign | (43 | ) | | (134 | ) | | (141 | ) | Total | 177 |
| | 773 |
| | 145 |
| Provision for income taxes | $ | 14,531 |
| | $ | 4,177 |
| | $ | 5,282 |
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| Schedule of effective income tax rate reconciliation |
The reconciliation of federal statutory income tax rate to our effective income tax rate is as follows: | | | | | | | | | | | Year Ended December 31, | | 2017 | | 2018 | | 2019 | U.S. federal statutory tax rate | 35.0 | % | | 21.0 | % | | 21.0 | % | Foreign income taxed at different rates | (14.2 | ) | | (4.9 | ) | | (5.6 | ) | Effect of the Tax Act |
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| Transition tax | 37.6 |
| | (0.1 | ) | | (0.6 | ) | Deferred tax effects | (1.4 | ) | | (1.2 | ) | | 0.0 |
| Federal research credit | (1.8 | ) | | (2.4 | ) | | (2.5 | ) | Stock-based compensation expense | (4.5 | ) | | (2.2 | ) | | (0.7 | ) | European Commission fines | 3.5 |
| | 3.1 |
| | 1.0 |
| Deferred tax asset valuation allowance | 0.9 |
| | (2.0 | ) | | 0.0 |
| State and local income taxes | 0.1 |
| | (0.4 | ) | | 1.1 |
| Other adjustments | (1.8 | ) | | 1.1 |
| | (0.4 | ) | Effective tax rate | 53.4 | % | | 12.0 | % | | 13.3 | % |
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| Schedule of deferred tax assets and liabilities |
Significant components of our deferred tax assets and liabilities are as follows (in millions): | | | | | | | | | | As of December 31, | | 2018 | | 2019 | Deferred tax assets: | | | | Stock-based compensation expense | $ | 291 |
| | $ | 421 |
| Accrued employee benefits | 387 |
| | 463 |
| Accruals and reserves not currently deductible | 902 |
| | 1,047 |
| Tax credits | 1,979 |
| | 3,264 |
| Basis difference in investment in Arris | 657 |
| | 0 |
| Prepaid cost sharing | 597 |
| | 0 |
| Net operating losses | 557 |
| | 771 |
| Operating leases | 160 |
| | 1,876 |
| Other | 21 |
| | 390 |
| Total deferred tax assets | 5,551 |
| | 8,232 |
| Valuation allowance | (2,817 | ) | | (3,502 | ) | Total deferred tax assets net of valuation allowance | 2,734 |
| | 4,730 |
| Deferred tax liabilities: | | | | Property and equipment, net | (1,382 | ) | | (1,798 | ) | Renewable energy investments | (500 | ) | | (466 | ) | Foreign Earnings | (111 | ) | | (373 | ) | Net investment gains | (1,143 | ) | | (1,074 | ) | Operating leases | 0 |
| | (1,619 | ) | Other | (125 | ) | | (380 | ) | Total deferred tax liabilities | (3,261 | ) | | (5,710 | ) | Net deferred tax assets (liabilities) | $ | (527 | ) | | $ | (980 | ) |
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| Summary of income tax contingencies |
The following table summarizes the activity related to our gross unrecognized tax benefits (in millions): | | | | | | | | | | | | | | Year Ended December 31, | | 2017 | | 2018 | | 2019 | Beginning gross unrecognized tax benefits | $ | 5,393 |
| | $ | 4,696 |
| | $ | 4,652 |
| Increases related to prior year tax positions | 685 |
| | 321 |
| | 938 |
| Decreases related to prior year tax positions | (257 | ) | | (623 | ) | | (143 | ) | Decreases related to settlement with tax authorities | (1,875 | ) | | (191 | ) | | (2,886 | ) | Increases related to current year tax positions | 750 |
| | 449 |
| | 816 |
| Ending gross unrecognized tax benefits | $ | 4,696 |
| | $ | 4,652 |
| | $ | 3,377 |
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