Net Income (Loss) per Share (Tables)

3 Months Ended

Mar. 31, 2018

Reconciliation of Basic and Diluted Shares

The table below shows the reconciliation of the basic and diluted shares for the three months ended March 31, 2018, in thousands:

	For the three months ended March 31,
	2018		2017
Weighted average number of shares outstanding:
Basic		34,457		33,207
Dilutive effects of:
Employee stock options, RSU’s and share based payment awards issued to employees		-		564
Diluted		34,457		33,771

Antidilutive Securities Excluded from Computation of Diluted Net Income (Loss) Per Share of Common Stock

The following outstanding shares of common stock and potential common shares were excluded from the computation of diluted net income (loss) per share of common stock for the three months ended March 31, 2018 and 2017 because the impact of them would have been antidilutive:

	For the three months ended March 31,
	2018		2017
Stock options to purchase common stock		736,073		761,710
Restricted stock units for common stock		2,665,737		598,503
Employee share purchase plan		111,357		-