Net Income Per Share

12 Months Ended

Dec. 31, 2012

Earnings Per Share [Abstract]

Net (Loss) Income Per Share

Net (Loss) Income Per Share

The following summarizes the elements included in the calculation of basic and diluted net (loss) income per share for 2012, 2011 and 2010:

	Year ended December 31,
	2012			2011		2010
Net (loss) income	$	(26,169	)	$	48,150	$	190,837
Weighted average shares outstanding—Basic	164,366			164,256		155,870
Dilutive securities	—			8,254		7,616
Weighted average shares outstanding—Dilutive	164,366			172,510		163,486
Net (loss) income per common share:
Basic	$	(0.16	)	$	0.29	$	1.22
Diluted	$	(0.16	)	$	0.28	$	1.17

For 2012, all outstanding stock options were excluded from the calculation as their effect would have been antidilutive. For 2011 and 2010, 6,174 and 10,392 stock options, respectively, were excluded from the calculation as their effect would have been antidilutive.