Net Income Per Share (Tables)

9 Months Ended

Sep. 30, 2019

Schedule of Earnings Per Share, Basic and Diluted

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



	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2019		2018		2019		2018
	(in thousands, except per share data)
Numerator:
Net income	$	19,174	$	23,469	$	48,672	$	42,904
Denominator:
Weighted-average shares used in computing net income per share:
Basic	39,014		39,170		39,099		38,907
Effect of potentially dilutive securities:
Common stock options	1,783		2,463		1,882		2,555
Restricted stock units	365		564		466		651
Diluted	41,162		42,197		41,447		42,113
Net income per share:
Basic	$	0.49	$	0.60	$	1.24	$	1.10
Diluted	$	0.47	$	0.56	$	1.17	$	1.02

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

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



	Three Months Ended		Nine Months Ended
	September 30,		September 30,
	2019	2018	2019	2018
	(in thousands)
Common stock options	462	167	408	129
Restricted stock units	51	39	53	18
	513	206	461	147