The components of the deferred income tax assets and liabilities were as follows:
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| June 30, | 2013 | 2012 | ||||||
| Deferred Income Tax Assets | ||||||||
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Stock-based compensation expense |
$ | 888 | $ | 882 | ||||
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Other expense items |
917 | 965 | ||||||
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Unearned revenue |
445 | 571 | ||||||
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Impaired investments |
246 | 152 | ||||||
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Loss carryforwards |
715 | 532 | ||||||
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Other revenue items |
55 | 79 | ||||||
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Deferred income tax assets |
$ | 3,266 | $ | 3,181 | ||||
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Less valuation allowance |
(579 | ) | (453 | ) | ||||
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Deferred income tax assets, net of valuation allowance |
$ | 2,687 | $ | 2,728 | ||||
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| Deferred Income Tax Liabilities | ||||||||
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International earnings |
$ | (1,146 | ) | $ | (1,072 | ) | ||
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Unrealized gain on investments |
(1,012 | ) | (830 | ) | ||||
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Depreciation and amortization |
(604 | ) | (670 | ) | ||||
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Other |
(2 | ) | (14 | ) | ||||
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Deferred income tax liabilities |
$ | (2,764 | ) | $ | (2,586 | ) | ||
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Net deferred income tax assets (liabilities) |
$ | (77 | ) | $ | 142 | |||
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| Reported As | ||||||||
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Current deferred income tax assets |
$ | 1,632 | $ | 2,035 | ||||
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Long-term deferred income tax liabilities |
(1,709 | ) | (1,893 | ) | ||||
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Net deferred income tax assets (liabilities) |
$ | (77 | ) | $ | 142 | |||
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