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Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Consolidated Statements of Comprehensive Income (Loss) |  |  |  |
Net income (loss) | $ (8,953) | $ (23,740) | $ (262,414) | $ (42,918)
Other comprehensive income (loss), net of tax: |  |  |  |
Unrealized gain (loss) on available-for-sale securities | 4 | 70 | 4 | 10
Foreign currency translation | (4) | 1 | (4) | 25
Total other comprehensive income (loss), net of tax |  | 71 |  | 35
Total comprehensive income (loss) | $ (8,953) | $ (23,669) | $ (262,414) | $ (42,883)

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