Net Income (Loss) Per Share (Tables)

6 Months Ended

Jun. 30, 2012

Reconciliation of earnings attributable to common stockholders, basic and diluted

The following tables reconcile the Company's net income (loss) attributable to common stockholders to basic net income (loss) attributable to common stockholders and diluted net income (loss) attributable to common stockholders for the three and six months ended June 30, 2012 and 2011:



	Three Months Ended June 30, 2012								Six Months Ended June 30, 2012
	Continuing Operations			Discontinued Operations		Total			Continuing Operations			Discontinued Operations			Total
	(in thousands)
Net income (loss) attributable to common stockholders	$	(82,409	)	$	12,017	$	(70,392	)	$	121,515		$	22,712		$	144,227
Participating basic earnings	(265		)	—		(265		)	(1,833		)	(343		)	(2,176		)
Basic net income (loss) attributable to common stockholders	(82,674		)	12,017		(70,657		)	119,682			22,369			142,051
Reallocation of participating earnings	—			—		—			130			24			154
Diluted income (loss) attributable to common stockholders	$	(82,674	)	$	12,017	$	(70,657	)	$	119,812		$	22,393		$	142,205



	Three Months Ended June 30, 2011									Six Months Ended June 30, 2011
	Continuing Operations			Discontinued Operations			Total			Continuing Operations			Discontinued Operations			Total
	(in thousands)
Net income (loss) attributable to common stockholders	$	248,602		$	(3,025	)	$	245,577		$	177,314		$	416,857		$	594,171
Participating basic earnings	(4,847		)	—			(4,847		)	(3,238		)	(7,611		)	(10,849		)
Basic net income (loss) attributable to common stockholders	243,755			(3,025		)	240,730			174,076			409,246			583,322
Reallocation of participating earnings	164			—			164			81			190			271
Diluted income (loss) attributable to common stockholders	$	243,919		$	(3,025	)	$	240,894		$	174,157		$	409,436		$	583,593

Reconciliation Of Basic To Diluted Weighted Average Common Shares Outstanding

The following table is a reconciliation of basic weighted average common shares outstanding to diluted weighted average common shares outstanding for the three and six months ended June 30, 2012 and 2011:



	Three Months Ended June 30,		Six Months Ended June 30,
	2012	2011	2012	2011
	(in thousands)
Weighted average common shares outstanding:
Basic	123,028	116,213	122,754	116,042
Dilutive common stock options (a)	—	178	205	188
Convertible senior notes dilution (a)	—	1,772	2,642	2,333
Contingently issuable performance unit shares (a)	—	429	171	423
Diluted	123,028	118,592	125,772	118,986

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(a)

The following common share equivalents were excluded from the weighted average diluted shares for the three months ended June 30, 2012 because they would have been anti-dilutive to the loss recorded for the period: 206,495 outstanding options to purchase the Company's common stock, 184,236 common shares attributable to unvested performance units and 1,825,147 common shares issuable if holders of the Company's 2.875% Convertible Senior Notes had exercised their conversion rights (see Note G). Options to purchase 185,772 shares of the Company's common stock were excluded from the diluted income per share calculations for the six months ended June 30, 2012 because they would have been anti-dilutive to the calculation.