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Income Taxes - Summary of Tax Effects of Temporary Differences (Detail) - USD ($) $ in Thousands | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Deferred tax assets: |  |
Intangible assets | $ 27,728 | $ 36,340
Net operating losses | 20,591 | 21,547
Compensation accruals | 7,804 | 6,757
Investments | 8,704 | 8,717
Unrealized loss/(gain) | 12,157 | 2,362
Other | 118 | 46
Gross deferred tax assets | 77,102 | 75,769
Valuation allowance | (10,855) | (2,397)
Gross deferred tax assets after valuation allowance | 66,247 | 73,372
Deferred tax liabilities: |  |
Intangible assets | (12,104) | (12,718)
Other investments | 0 | (492)
Gross deferred tax liabilities | (12,104) | (13,210)
Deferred tax assets, net | $ 54,143 | $ 60,162

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