NET INCOME PER SHARE

6 Months Ended

Jun. 30, 2016

(14)NET INCOME PER SHARE

The following table sets forth the computation of basic and diluted shares for the periods indicated (in thousands):


	Three Months Ended June 30,		Six Months Ended June 30,
	2016	2015	2016	2015

Shares used in basic earnings per share calculation	47,873	48,325	48,120	48,347
Effect of dilutive securities:
Stock options	10	397	14	392
Restricted stock units	324	321	335	358
Performance-based restricted stock units	14	21	14	16
Total effects of dilutive securities	348	739	363	766
Shares used in dilutive earnings per share calculation	48,221	49,064	48,483	49,113

For the three months ended June 30, 2016 and 2015, options to purchase 0.1 million and 0.1 million shares of common stock, respectively, were outstanding, but not included in the computation of diluted net income per share because the exercise price exceeded the value of the shares and the effect would have been anti-dilutive. For the six months ended June 30, 2016 and 2015, options to purchase 0.1 million and 0.1 million shares of common stock, respectively, were outstanding, but not included in the computation of diluted net income per share because the exercise price exceeded the value of the shares and the effect would have been anti-dilutive For the three months ended June 30, 2016 and 2015, restricted stock units (“RSUs”) of 0.1 million and 0.3 million, respectively, were outstanding, but not included in the computation of diluted net income per share because the effect would have been anti-dilutive. For the six months ended June 30, 2016 and 2015, RSUs of 0.2 million and 0.3 million, respectively, were outstanding, but not included in the computation of diluted net income per share because the effect would have been anti-dilutive.