Net Income Per Share (Tables)

9 Months Ended

Sep. 30, 2015

Earnings Per Share [Abstract]

Summary of Net Income Per Share

	Three Months Ended September 30,					Nine Months Ended September 30,
	2015		2014			2015		2014
Net income (loss)	$	4,630	$	(3,840	)	$	17,584	$	6,599
Weighted average shares outstanding		26,839		17,979			20,122		17,749
Effective of dilutive stock options		328		—			345		371
Diluted shares outstanding		27,167		17,979			20,467		18,120
Basic net income (loss) per share	$	0.17	$	(0.21	)	$	0.87	$	0.36
Diluted net income (loss) per share	$	0.17	$	(0.21	)	$	0.86	$	0.36