NET LOSS PER COMMON SHARE (Tables)

3 Months Ended

Mar. 31, 2017

Schedule Of Anti-Dilutive Common Stock Excluded From Computation of Basic and Diluted Net Loss Per Share

The table below presents potential shares of common stock that were excluded from the computation of basic and diluted earnings per common share as they were anti-dilutive using the if-converted or treasury stock method (in thousands):

	Three Months Ended March 31,
	2017		2016
Options to purchase common stock		9,070		10,884
Common stock issuable under the 2017 Notes		1,105		1,464
Common stock issuable under the 2018 and 2020 Notes		7,966		7,966
Unvested restricted stock units		3,274		1,529
Common stock potentially issuable for ESPP purchases		384		151
Common stock held by the NQDC		228		238
Total number of potentially issuable shares		22,027		22,232