Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2015

Earnings Per Share [Abstract]

Potential gross common equivalent shares

The Company did not include the securities in the following table in the computation of the net loss from continuing operations per share attributable to Vertex common shareholders calculations because the effect would have been anti-dilutive during each period.

	2015	2014	2013
	(in thousands)
Stock options	11,145	12,003	15,729
Unvested restricted stock and restricted stock units	3,024	3,091	2,165