Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2015

Earnings Per Share [Abstract]

Computation of basic and diluted earnings per common share

The following table shows the amounts used in computing our basic and diluted earnings per common share:

	For the Year Ended December 31,
	2015		2014		2013
	(In thousands, except per share amounts)
Numerator for basic and diluted earnings per share:
Income from continuing operations attributable to common stockholders	$	406,740	$	376,032	$	374,338
Discontinued operations	11,103		99,735		79,171
Net income attributable to common stockholders	$	417,843	$	475,767	$	453,509
Denominator:
Denominator for basic earnings per share—weighted average shares	330,311		294,175		292,654
Effect of dilutive securities:
Stock options	360		495		534
Restricted stock awards	41		55		99
OP units	3,295		1,952		1,823
Denominator for diluted earnings per share—adjusted weighted average shares	334,007		296,677		295,110
Basic earnings per share:
Income from continuing operations attributable to common stockholders	$	1.23	$	1.28	$	1.28
Discontinued operations	0.03		0.34		0.27
Net income attributable to common stockholders	$	1.26	$	1.62	$	1.55
Diluted earnings per share:
Income from continuing operations attributable to common stockholders	$	1.22	$	1.26	$	1.27
Discontinued operations	0.03		0.34		0.27
Net income attributable to common stockholders	$	1.25	$	1.60	$	1.54