Net Loss Per Share (Tables)

3 Months Ended

Mar. 31, 2016

Net Loss Per Share [Abstract]

Schedule of antidilutive common shares excluded from computation of diluted earnings per share

The following table summarizes anti-dilutive common shares that were excluded from the calculation of diluted loss per share (in thousands):

	March 31,
	2016		2015
Stock options		5,411		6,259
Contingent consideration liability		4,267		2,781
Total anti-dilutive securities		9,678		9,040