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Net Income (Loss) Per Share - Summary of Computation of Basic and Diluted Net Loss (Income) per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Earnings Per Share [Abstract]
Net income (loss) attributable to common stockholders	$ 2,023	$ (5,603)	$ (1,542)	$ (10,696)
Weighted-average shares outstanding
Weighted average shares used to compute basic net income (loss) per share	18,942	15,371	18,408	15,191
Dilutive effect of employee equity incentive plans	1,951
Weighted average shares used to compute diluted net income (loss) per share	20,893	15,371	18,408	15,191
Net income (loss) attributable to common stockholders per share, basic	$ 0.11	$ (0.36)	$ (0.08)	$ (0.70)
Net income (loss) attributable to common stockholders per share, diluted	$ 0.10	$ (0.36)	$ (0.08)	$ (0.70)

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