EARNINGS PER SHARE (Tables)

9 Months Ended

Sep. 30, 2014

A summary of the earnings per share calculation is as follows (in thousands, except per share amounts):



	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2014		2013		2014		2013
Basic earnings per share:
Net income	$	16,111	$	16,654	$	45,190	$	41,229
Weighted-average common shares	30,013		29,762		30,186		29,235
Basic earnings per share	$	0.54	$	0.56	$	1.50	$	1.41
Diluted earnings per share (1):
Net income	$	16,111	$	16,654	$	45,190	$	41,229
Weighted-average common shares	30,013		29,762		30,186		29,235
Effect of dilutive securities:
Employee stock plans	744		890		867		1,002
Diluted weighted-average common shares	30,757		30,652		31,053		30,237
Diluted earnings per share	$	0.52	$	0.54	$	1.46	$	1.36

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(1)

The Company includes the shares underlying performance-based awards in the calculation of diluted earnings per share if the performance conditions have been satisfied as of the end of the reporting period and excludes such shares when the necessary conditions have not been met. The Company has excluded the shares underlying the 2014 and 2013 awards in the 2014 and 2013 calculations, respectively, as those shares were not contingently issuable as of the end of the period.