v3.3.1.900

INVESTMENTS: (Tables) | 12 Months Ended
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Nov. 30, 2015
Investments [Abstract] |
Schedule of carrying amount of investments | The carrying amount of the Company’s investments is shown in the table below:
| As of November 30, 2015 |  | As of November 30, 2014
| Cost Basis |  | Unrealized Gains |  | Carrying Value |  | Cost Basis |  | Unrealized Gains |  | Carrying Value
Short-term investments: |  |  |  |  |  |  |  |  |  |  |
Trading securities | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 1,614 |  |  | $ | 373 |  |  | $ | 1,987 |
Held-to-maturity investments | 5,546 |  |  | — |  |  | 5,546 |  |  | 5,141 |  |  | — |  |  | 5,141 |
| $ | 5,546 |  |  | $ | — |  |  | $ | 5,546 |  |  | $ | 6,755 |  |  | $ | 373 |  |  | $ | 7,128 |
Long-term investments in other assets: |  |  |  |  |  |  |  |  |  |  |
Available-for-sale securities | $ | 837 |  |  | $ | 1,073 |  |  | $ | 1,910 |  |  | $ | 843 |  |  | $ | 897 |  |  | $ | 1,740 |
Cost-method investments | 4,555 |  |  | — |  |  | 4,555 |  |  | 4,578 |  |  | — |  |  | 4,578 |
Schedule of trading investments gains and (losses) | The following table summarizes the total gains recorded in “Other income (expense), net” in the Consolidated Statements of Operations for changes in the fair value of the Company's trading investments during fiscal years 2015, 2014, and 2013:
| Fiscal Years Ended November 30,
| 2015 |  | 2014 |  | 2013
Gains on trading investments | $ | 50 |  |  | $ | 397 |  |  | $ | 1,868 |

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