Net Income Per Share

3 Months Ended

Mar. 31, 2018

The computations for basic and diluted net income per share are as follows:



	Three Months Ended
	March 31,
	2018		2017
	(in thousands, except per share data)
Numerator:
Net income	$	9,142	$	21,930
Denominator:
Weighted-average shares used in computing net income per share:
Basic	38,789		36,493
Effect of potentially dilutive securities:
Common stock options	2,503		2,176
Restricted stock units	642		176
Diluted	41,934		38,845
Net income per share:
Basic	$	0.24	$	0.60
Diluted	$	0.22	$	0.56

Potentially dilutive securities not included in the calculation of diluted net income per share because doing so would be antidilutive are as follows:



	Three Months Ended
	March 31,
	2018	2017
	(in thousands)
Common stock options	109	1,432
Restricted stock units	—	53
	109	1,485