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Income Taxes - Deferred Tax Assets (Detail) - USD ($) $ in Thousands | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Deferred tax assets: |  |
NOLs | $ 1,828 | $ 2,013
Foreign NOLs | 2,051 | 816
Stock-based compensation | 4,868 | 6,046
Accrued expenses | 10,197 | 5,236
Deferred rent liability | 2,116 | 2,170
Other | 82 | 82
Deferred tax assets | 21,142 | 16,363
Deferred tax liabilities: |  |
Incentive compensation | 2,753 | 4,092
Fixed assets | 2,272 | 1,965
Unrealized gains | (5) |
Deferred tax liabilities | 5,020 | 6,057
Total deferred tax assets less deferred tax liabilities | 16,122 | 10,306
Less: valuation allowance | (2,051) | (816)
Net deferred tax assets and liabilities | $ 14,071 | $ 9,490

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