Net Income (Loss) Per Common Share (Tables)

6 Months Ended

Jun. 30, 2012

Net Income (Loss) Per Common Share

Schedule of net income per common share

	Three Months Ended June 30,				Six Months Ended June 30,
	2012		2011		2012		2011
	(Unaudited)				(Unaudited)
Numerator
Net Income (Loss)	$	16,960	$	1,579	$	16,278	$	(9,485	)
Denominator
Weighted average number of common shares outstanding	50,944		52,698		50,912		53,271
Effect of outstanding share-based awards	845		673		423		—
Weighted average number of shares for diluted net income (loss) per common share	51,789		53,371		51,335		53,271
Basic earnings (loss) per share	$	0.33	$	0.03	$	0.32	$	(0.18	)
Diluted earnings (loss) per share	$	0.33	$	0.03	$	0.32	$	(0.18	)