Net Income (Loss) Per Common Share (Tables)

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

Schedule of Outstanding Securities Excluded from Computation of Diluted Loss Per Share

Outstanding securities excluded from the calculation of diluted loss per share for the three and nine months ended September 30, 2017 and 2016 are shown in the chart below:

	Three Months Ended September 30,				Nine Months Ended September 30,
(in thousands)	2017		2016		2017		2016
Outstanding options to purchase common stock		1,824		2,100		1,824		2,100
Conversion of the Convertible Notes		1,216		1,216		1,216		1,216