Net Loss per Share (Tables)

6 Months Ended

Jun. 30, 2021

Earnings Per Share [Abstract]

Potentially Dilutive Securities Excluded from Computation of Diluted Weighted-Average Shares

Potential common stock equivalents excluded from the calculation of diluted earnings per share because the effect would have been anti-dilutive were as follows:

	Six Months Ended June 30,
	2021		2020
Stock options		2,099,810		1,367,235
ESPP		10,793		9,742
Warrants		48,683		48,683
Restricted stock units		290,917		146,352
		2,450,203		1,572,012