Net Income (Loss) Per Share (Tables)

9 Months Ended

Sep. 30, 2012

Net Income (Loss) Per Share [Abstract]

Computation of basic and diluted net income (loss) per share

	Three Months Ended September 30,					Nine Months Ended September 30,
	2012		2011			2012			2011
Net income (loss)	$	3,279	$	(3,688	)	$	(9,136	)	$	(58,770	)
Weighted average common basic shares		40,873		48,232			40,856			48,248
Effect of dilutive securities		70		—			—			—
Weighted average common dilutive shares		40,943		48,232			40,856			48,248
Basic and diluted net income (loss) per share	$	0.08	$	(0.08	)	$	(0.22	)	$	(1.22	)