Earnings Per Common Share (Tables)

6 Months Ended

Jun. 30, 2011

Earnings Per Common Share (Tables) [Abstract]

Amounts used in computing basic and diluted earnings per common share

	For the Three Months				For the Six Months
	Ended June 30,				Ended June 30,
	2011		2010		2011		2010
	(In thousands, except per share amounts)
Numerator for basic and diluted earnings per share:
Income from continuing operations attributable to common stockholders	$	19,676	$	52,215	$	68,660	$	104,089
Discontinued operations		—		5,852		—		6,597
Net income attributable to common stockholders	$	19,676	$	58,067	$	68,660	$	110,686
Denominator:
Denominator for basic earnings per share — weighted average shares		176,262		156,611		168,369		156,533
Effect of dilutive securities:
Stock options		487		357		483		337
Restricted stock awards		66		48		67		45
Convertible notes		1,130		425		1,094		291
Denominator for diluted earnings per share — adjusted weighted average shares		177,945		157,441		170,013		157,206
Basic earnings per share:
Income from continuing operations attributable to common stockholders	$	0.11	$	0.33	$	0.41	$	0.67
Discontinued operations		—		0.04		—		0.04
Net income attributable to common stockholders	$	0.11	$	0.37	$	0.41	$	0.71
Diluted earnings per share:
Income from continuing operations attributable to common stockholders	$	0.11	$	0.33	$	0.40	$	0.66
Discontinued operations		—		0.04		—		0.04
Net income attributable to common stockholders	$	0.11	$	0.37	$	0.40	$	0.70