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CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Statement of Comprehensive Income [Abstract] |  |  |
Net loss | $ (98,849) | $ (53,845) | $ (55,545)
Other comprehensive income (loss): |  |  |
Change in fair value of investments | (170) | 244 | 8
Adjustment for net losses realized and included in net loss | (21) | 0 | 0
Total change in unrealized gains (losses) on investments | (191) | 244 | 8
Change in unrealized gains on cash flow hedges | 432 | 0 | 0
Total other comprehensive income | 241 | 244 | 8
Comprehensive loss | $ (98,608) | $ (53,601) | $ (55,537)

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