Net Loss Per Share (Tables)

6 Months Ended

Jun. 30, 2019

Schedule of Antidilutive Securities Excluded from Computation of Loss Per Share

The potential dilutive effect of these securities is shown in the table below:



	Six Months Ended June 30,
	2019	2018
Convertible notes	8,463,236	1,193,938
Conversion features under term loan facility	11,996,038	—

Because of the net losses in the three and six months ended June 30, 2019 and 2018, the following outstanding Company securities, using the treasury stock method, were excluded from the calculations of net loss per share because the effect would have been anti-dilutive:



	Three Months Ended June 30,		Six Months Ended June 30,
	2019	2018	2019	2018
Common stock options	—	21,290	—	25,161
Restricted stock awards	3,579	12,599	3,107	12,235
Restricted stock units	64,134	57,203	32,404	46,088
Warrants	1,522,002	647,001	1,522,002	647,001
Total	1,589,715	738,093	1,557,513	730,485