Net (Loss) Income Per Share - Summary of Computation of Company's Basic and Diluted Net (Loss) Income per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2021	Jun. 30, 2020
Numerator:
Net (loss) income, basic and diluted	$ (6,152)	$ (30,359)	$ 29,872	$ (19,595)	$ (36,511)	$ 10,277
Denominator:
Weighted-average shares used in computing basic net (loss) income per share	46,116,175		29,900,913		46,007,892	26,510,873
Weighted-average shares used to compute diluted EPS	46,116,175		31,777,960		46,007,892	28,538,279
Net (loss) income per share:
Basic	$ (0.13)		$ 1.00		$ (0.79)	$ 0.39
Diluted	$ (0.13)		$ 0.94		$ (0.79)	$ 0.36
Stock Options
Denominator:
Dilutive effect of share based payment arrangements			1,020,799			1,124,799
Restricted Stock Units
Denominator:
Dilutive effect of share based payment arrangements			774,991			774,991
Warrants to Purchase Common Stock
Denominator:
Dilutive effect of share based payment arrangements			81,257			127,616