Basic and Diluted Net Income (Loss) Per Share

6 Months Ended

Jun. 30, 2016

Earnings Per Share [Abstract]

Earnings Per Share [Text Block]

Basic and Diluted Net Loss per Share

A reconciliation of the numerator and the denominator used to calculate basic and diluted net loss per share is as follows (in thousands, except per share amounts):

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2016			2015			2016			2015
Numerator
Net loss	$	(591	)	$	(4,119	)	$	(3,556	)	$	(11,172	)
Denominator — Basic
Weighted average shares used to calculate net loss per share, basic	37,143			36,741			37,075			36,695
Denominator — Diluted
Weighted average shares used to calculate net loss per share, basic	37,143			36,741			37,075			36,695
Effect of dilutive restricted stock units (A)	—			—			—			—
Effect of dilutive stock options (A)	—			—			—			—
Weighted average shares used to calculate net loss per share, diluted	37,143			36,741			37,075			36,695
Net loss per share
Basic	$	(0.02	)	$	(0.11	)	$	(0.10	)	$	(0.30	)
Diluted	$	(0.02	)	$	(0.11	)	$	(0.10	)	$	(0.30	)

(A) For the three and six months ended June 30, 2016 and 2015, the following equity awards, by type, were excluded from the calculation, as their effect would have been anti-dilutive (in thousands):

	Three Months Ended		Six Months Ended
	June 30,		June 30,
	2016	2015	2016	2015
Stock options	3,958	2,839	3,958	2,839
Restricted stock units	183	241	183	241
Performance based restricted stock units (B)	2,470	1,450	2,470	1,450
Total equity award shares excluded	6,611	4,530	6,611	4,530

(B) Performance based restricted stock units are presented based on attainment of 100% of the performance goals being met which is the maximum amount that may be earned.