Net Income (Loss) Per Share (Tables)

3 Months Ended

Mar. 31, 2016

Earnings Per Share [Abstract]

Basic and Diluted Net Income Per Share

The calculation of basic and diluted net income (loss) per share is as follows:

	Three months ended March 31,
	2016			2015
	(In thousands, except per share data)
Net income (loss)	$	(378	)	$	6,318
Weighted-average shares outstanding — basic	35,740			36,024
Effect of dilutive securities from stock award plans	—			890
Weighted-average shares outstanding — diluted	$	35,740		$	36,914
Net income (loss) per share — basic	$	(0.01	)	$	0.18
Net income (loss) per share — diluted	$	(0.01	)	$	0.17
Anti-dilutive weighted-average shares related to stock award plans	2,045			484