Net Income Per Share (Tables)

6 Months Ended

Jun. 30, 2012

Net Income Per Share

Schedule of reconciliation of numerator and denominator used in calculation of basic and diluted net income per share

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2012		2011		2012		2011
	(In thousands)
Numerator:
Net income	$	1,801	$	2,348	$	2,577	$	2,062
Denominator:
Weighted-average shares of common stock outstanding used in the calculation of basic net income per share	30,204		29,332		30,057		29,219
Effect of dilutive securities:
Options to purchase common stock	1,761		1,494		1,695		1,349
Restricted stock units	99		44		83		23
Weighted-average shares of common stock outstanding used in the calculation of diluted net income per share	32,064		30,870		31,835		30,591
Basic net income per share	$	0.06	$	0.08	$	0.09	$	0.07
Diluted net income per share	$	0.06	$	0.08	$	0.08	$	0.07