Deferred income taxes reflect the net tax effects of temporary differences between the carrying amounts of assets and liabilities for financial reporting purposes and the amounts for income tax purposes. Significant components of our deferred tax assets and liabilities at the end of each period were as follows: | | | | | | | | | | (In Millions) | | Dec 28, 2013 | | Dec 29, 2012 | Deferred tax assets: | | | | | Accrued compensation and other benefits | | $ | 1,047 |
| | $ | 1,125 |
| Share-based compensation | | 564 |
| | 638 |
| Deferred income | | 672 |
| | 637 |
| Inventory | | 733 |
| | 506 |
| Unrealized losses on investments and derivatives | | — |
| | 36 |
| State credits and net operating losses | | 378 |
| | 297 |
| Other, net | | 654 |
| | 654 |
| Gross deferred tax assets | | 4,048 |
| | 3,893 |
| Valuation allowance | | (456 | ) | | (389 | ) | Total deferred tax assets | | $ | 3,592 |
| | $ | 3,504 |
| Deferred tax liabilities: | | | | | Property, plant and equipment | | $ | (2,023 | ) | | $ | (2,325 | ) | Licenses and intangibles | | (687 | ) | | (778 | ) | Convertible debt | | (911 | ) | | (856 | ) | Unrealized gains on investments and derivatives | | (815 | ) | | — |
| Investment in non-U.S. subsidiaries | | (244 | ) | | (213 | ) | Other, net | | (281 | ) | | (269 | ) | Total deferred tax liabilities | | $ | (4,961 | ) | | $ | (4,441 | ) | Net deferred tax assets (liabilities) | | $ | (1,369 | ) | | $ | (937 | ) | | | | | | Reported as: | | | | | Current deferred tax assets | | $ | 2,594 |
| | $ | 2,117 |
| Non-current deferred tax assets | | 434 |
| | 358 |
| Non-current deferred tax liabilities | | (4,397 | ) | | (3,412 | ) | Net deferred tax assets (liabilities) | | $ | (1,369 | ) | | $ | (937 | ) |
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