| Income Tax Disclosure [Abstract] | Period [Axis] |
|---|
2015-09-27 - 2016-09-24 |
|---|
Income Tax Disclosure [Abstract] | |
Provision for Income Taxes | The provision for income taxes for 2016, 2015 and 2014, consisted of the following (in millions): | | | | | | | | | | | | | | 2016 | | 2015 | | 2014 | Federal: | | | | | | Current | $ | 7,652 |
| | $ | 11,730 |
| | $ | 8,624 |
| Deferred | 5,043 |
| | 3,408 |
| | 3,183 |
| | 12,695 |
|
| 15,138 |
|
| 11,807 |
| State: | | | | | | Current | 990 |
| | 1,265 |
| | 855 |
| Deferred | (138 | ) | | (220 | ) | | (178 | ) | | 852 |
|
| 1,045 |
|
| 677 |
| Foreign: | | | | | | Current | 2,105 |
| | 4,744 |
| | 2,147 |
| Deferred | 33 |
| | (1,806 | ) | | (658 | ) | | 2,138 |
|
| 2,938 |
|
| 1,489 |
| Provision for income taxes | $ | 15,685 |
|
| $ | 19,121 |
|
| $ | 13,973 |
|
|
Reconciliation of Provision for Income Taxes | A reconciliation of the provision for income taxes, with the amount computed by applying the statutory federal income tax rate (35% in 2016, 2015 and 2014) to income before provision for income taxes for 2016, 2015 and 2014, is as follows (dollars in millions): | | | | | | | | | | | | | | 2016 | | 2015 | | 2014 | Computed expected tax | $ | 21,480 |
| | $ | 25,380 |
| | $ | 18,719 |
| State taxes, net of federal effect | 553 |
| | 680 |
| | 469 |
| Indefinitely invested earnings of foreign subsidiaries | (5,582 | ) | | (6,470 | ) | | (4,744 | ) | Domestic production activities deduction | (382 | ) | | (426 | ) | | (495 | ) | Research and development credit, net | (371 | ) | | (171 | ) | | (88 | ) | Other | (13 | ) | | 128 |
| | 112 |
| Provision for income taxes | $ | 15,685 |
|
| $ | 19,121 |
|
| $ | 13,973 |
| Effective tax rate | 25.6 | % | | 26.4 | % | | 26.1 | % |
|
Significant Components of Deferred Tax Assets and Liabilities | As of September 24, 2016 and September 26, 2015, the significant components of the Company’s deferred tax assets and liabilities were (in millions): | | | | | | | | | | 2016 | | 2015 | Deferred tax assets: | | | | Accrued liabilities and other reserves | $ | 4,135 |
| | $ | 4,205 |
| Basis of capital assets | 2,107 |
| | 2,238 |
| Deferred revenue | 1,717 |
| | 1,941 |
| Deferred cost sharing | 667 |
| | 667 |
| Share-based compensation | 601 |
| | 575 |
| Unrealized losses | — |
| | 564 |
| Other | 788 |
| | 721 |
| Total deferred tax assets, net of valuation allowance of $0 | 10,015 |
| | 10,911 |
| Deferred tax liabilities: | | | | Unremitted earnings of foreign subsidiaries | 31,436 |
| | 26,868 |
| Other | 485 |
| | 303 |
| Total deferred tax liabilities | 31,921 |
| | 27,171 |
| Net deferred tax liabilities | $ | (21,906 | ) |
| $ | (16,260 | ) |
|
Aggregate Changes in Gross Unrecognized Tax Benefits Excluding Interest and Penalties | The aggregate changes in the balance of gross unrecognized tax benefits, which excludes interest and penalties, for 2016, 2015 and 2014, is as follows (in millions): | | | | | | | | | | | | | | 2016 | | 2015 | | 2014 | Beginning Balance | $ | 6,900 |
| | $ | 4,033 |
| | $ | 2,714 |
| Increases related to tax positions taken during a prior year | 1,121 |
| | 2,056 |
| | 1,295 |
| Decreases related to tax positions taken during a prior year | (257 | ) | | (345 | ) | | (280 | ) | Increases related to tax positions taken during the current year | 1,578 |
| | 1,278 |
| | 882 |
| Decreases related to settlements with taxing authorities | (1,618 | ) | | (109 | ) | | (574 | ) | Decreases related to expiration of statute of limitations | — |
| | (13 | ) | | (4 | ) | Ending Balance | $ | 7,724 |
| | $ | 6,900 |
| | $ | 4,033 |
|
|