Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2013

Quarterly Financial Information Disclosure [Abstract]

Summary of unaudited consolidated quarterly information

Summarized unaudited consolidated quarterly information for the years ended December 31, 2013 and 2012 is provided below.

	For the Year Ended December 31, 2013
	First Quarter			Second Quarter			Third Quarter			Fourth Quarter
	(In thousands, except per share amounts)
Revenues (1)	$	682,509		$	683,764		$	710,924		$	732,856
Income from continuing operations attributable to common stockholders (1)	$	120,429		$	132,895		$	127,268		$	108,338
Discontinued operations (1)	(8,236		)	(18,315		)	(8,972		)	102
Net income attributable to common stockholders	$	112,193		$	114,580		$	118,296		$	108,440
Earnings per share:
Basic:
Income from continuing operations attributable to common stockholders	$	0.41		$	0.45		$	0.43		$	0.37
Discontinued operations	(0.03		)	(0.06		)	(0.03		)	—
Net income attributable to common stockholders	$	0.38		$	0.39		$	0.40		$	0.37
Diluted:
Income from continuing operations attributable to common stockholders	$	0.41		$	0.45		$	0.43		$	0.37
Discontinued operations	(0.03		)	(0.06		)	(0.03		)	—
Net income attributable to common stockholders	$	0.38		$	0.39		$	0.40		$	0.37
Dividends declared per share	$	0.67		$	0.67		$	0.67		$	0.725

________________________

(1) The amounts presented for the three months ended March 31, 2013, June 30, 2013 and September 30, 2013 differ from the amounts previously reported in our Quarterly Reports on Form 10-Q as a result of discontinued operations consisting of properties sold in 2013 or classified as held for sale as of December 31, 2013.

	For the Three Months Ended
	March 31, 2013			June 30, 2013			September 30, 2013
	(In thousands, except per share amounts)
Revenues, previously reported in Form 10-Q	$	684,868		$	685,846		$	712,386
Revenues, previously reported in Form 10-Q, subsequently reclassified to discontinued operations	(2,359		)	(2,082		)	(1,462		)
Total revenues disclosed in Form 10-K	$	682,509		$	683,764		$	710,924
Income from continuing operations attributable to common stockholders, previously reported in Form 10-Q	$	117,820		$	132,635		$	127,380
Income from continuing operations attributable to common stockholders, previously reported in Form 10-Q, subsequently reclassified to discontinued operations	2,609			260			(112		)
Income from continuing operations attributable to common stockholders disclosed in Form 10-K	$	120,429		$	132,895		$	127,268
Discontinued operations, previously reported in Form 10-Q	$	(5,627	)	$	(18,055	)	$	(9,084	)
Discontinued operations from properties sold or held for sale subsequent to the respective reporting period	(2,609		)	(260		)	112
Discontinued operations disclosed in Form 10-K	$	(8,236	)	$	(18,315	)	$	(8,972	)

	For the Year Ended December 31, 2012
	First Quarter		Second Quarter		Third Quarter			Fourth Quarter
	(In thousands, except per share amounts)
Revenues (1)	$	564,597	$	610,188	$	637,218		$	655,730
Income from continuing operations attributable to common stockholders (1)	$	47,246	$	43,413	$	115,737		$	101,439
Discontinued operations (1)	43,380		30,612		(3,855		)	(15,172		)
Net income attributable to common stockholders	$	90,626	$	74,025	$	111,882		$	86,267
Earnings per share:
Basic:
Income from continuing operations attributable to common stockholders	$	0.16	$	0.15	$	0.39		$	0.35
Discontinued operations	0.15		0.11		(0.01		)	(0.05		)
Net income attributable to common stockholders	$	0.31	$	0.26	$	0.38		$	0.30
Diluted:
Income from continuing operations attributable to common stockholders	$	0.16	$	0.15	$	0.39		$	0.35
Discontinued operations	0.15		0.10		(0.01		)	(0.05		)
Net income attributable to common stockholders	$	0.31	$	0.25	$	0.38		$	0.30
Dividends declared per share	$	0.62	$	0.62	$	0.62		$	0.62

________________________

(1) The amounts presented for the three months ended March 31, 2012, June 30, 2012, September 30, 2012 and December 31, 2012 differ from the amounts previously reported in our Annual Report on Form 10-K for the year ended December 31, 2012 as a result of discontinued operations consisting of properties sold in 2013 or classified as held for sale as of December 31, 2013.

	For the Three Months Ended
	March 31, 2012			June 30, 2012			September 30, 2012			December 31, 2012
	(In thousands, except per share amounts)
Revenues, previously reported in Form 10-K	$	568,566		$	614,502		$	641,520		$	660,711
Revenues, previously reported in Form 10-K, subsequently reclassified to discontinued operations	(3,969		)	(4,314		)	(4,302		)	(4,981		)
Total revenues disclosed in Form 10-K	$	564,597		$	610,188		$	637,218		$	655,730
Income from continuing operations attributable to common stockholders, previously reported in Form 10-K	$	48,110		$	43,496		$	115,975		$	97,992
Income from continuing operations attributable to common stockholders, previously reported in Form 10-K, subsequently reclassified to discontinued operations	(864		)	(83		)	(238		)	3,447
Income from continuing operations attributable to common stockholders disclosed in Form 10-K	$	47,246		$	43,413		$	115,737		$	101,439
Discontinued operations, previously reported in Form 10-K	$	42,516		$	30,529		$	(4,093	)	$	(11,725	)
Discontinued operations from properties sold or held for sale subsequent to the respective reporting period	864			83			238			(3,447		)
Discontinued operations disclosed in Form 10-K	$	43,380		$	30,612		$	(3,855	)	$	(15,172	)