Income (Loss) per Share (Tables)

12 Months Ended

Dec. 31, 2015

Income (Loss) per Share

Schedule of basic and diluted net loss per share calculation

	Year Ended December 31,
	2015		2014		2013
	(in thousands, except per share data)
Basic and dilutive numerator:
Net income (loss)	$	(2,787)	$	(10,699)	$	11,862
Denominator:
Shares outstanding		44,961		41,957		38,705
Contingently issuable shares – vested RSUs		—		—		7
Weighted-average shares outstanding — basic		44,961		41,957		38,712
Net effect of dilutive securities:
Stock options		—		—		104
Contingently issuable shares – nonvested RSUs		—		—		67
Weighted-average shares outstanding — diluted		44,961		41,957		38,883
Net income (loss) per share — basic	$	(0.06)	$	(0.25)	$	0.31
Net income (loss) per share — diluted	$	(0.06)	$	(0.25)	$	0.31