Net Income (Loss) Per Common Share (Tables)

9 Months Ended

Sep. 30, 2021

Earnings Per Share [Abstract]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following table presents securities that could be potentially dilutive in the future that were excluded from the calculation of diluted net loss per common share because they had an anti-dilutive effect.

	Three Months Ended September 30,		Nine Months Ended September 30,
	2021	2020	2021	2020
Options	752	875	812	875
2019 Warrants	1,500	1,500	1,500	1,500
Series B Preferred Stock, as-converted	—	23,573	—	23,573
	2,252	25,948	2,312	25,948