Condensed Consolidated Statements Of Income And Comprehensive Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
Income from discontinued operations allocated to common units	$ 0		$ 53		$ 0		$ 1,910
Property revenues
Rental revenues	184,247		172,540		543,649		505,567
Other property revenues	28,851		27,200		83,870		78,967
Total property revenues	213,098		199,740		627,519		584,534
Property expenses
Property operating and maintenance	55,228		51,303		158,239		149,353
Real estate taxes	23,447		21,466		70,640		64,459
Total property expenses	78,675		72,769		228,879		213,812
Non-property income
Fee and asset management	2,131		3,096		7,301		8,817
Interest and other income	430		86		762		1,176
Income (loss) on deferred compensation plans	(765)		2,315		1,934		5,212
Total non-property income	1,796		5,497		9,997		15,205
Other expenses
Property management	5,416		5,353		17,108		16,578
Fee and asset management	1,240		1,505		3,746		4,468
General and administrative	10,331		9,993		30,410		31,377
Interest	22,967		24,275		68,846		73,967
Depreciation and amortization	59,179		54,285		174,528		158,517
Amortization of deferred financing costs	836		875		2,493		2,689
Expense (benefit) on deferred compensation plans	(765)		2,315		1,934		5,212
Total other expenses	99,204		98,601		299,065		292,808
Gain on sale of land	1,808		0		3,609		698
Impairment associated with land holdings	0		0		(1,152)		0
Equity in income of joint ventures	863	[1]	1,926	[1]	5,889	[1]	20,658	[1]
Income from continuing operations before income taxes	39,686		35,793		117,918		114,475
Income tax expense	(353)		(720)		(1,228)		(1,587)
Income from continuing operations	39,333		35,073		116,690		112,888
Income from discontinued operations	0		2,319		0		7,225
Gain on sale of discontinued operations, net of tax	0		34,410		0		91,059
Net income	39,333		71,802		116,690		211,172
Less income allocated to non-controlling interests from continuing operations	(1,050)		(1,029)		(3,099)		(2,894)
Less income, including gain on sale, allocated to non-controlling interests from discontinued operations			(53)				(1,910)
Net income attributable to common shareholders	38,283		70,720		113,591		206,368
Earnings per share – basic
Earnings per common share from continuing operations	$ 0.43		$ 0.38		$ 1.28		$ 1.24
Earnings per common share from discontinued operations	$ 0.00		$ 0.42		$ 0.00		$ 1.11
Total earnings per common share – basic	$ 0.43		$ 0.80		$ 1.28		$ 2.35
Earnings per share – diluted
Earnings per common share from continuing operations	$ 0.43		$ 0.38		$ 1.28		$ 1.23
Earnings per common share from discontinued operations	$ 0.00		$ 0.41		$ 0.00		$ 1.11
Total earnings per common share – diluted	$ 0.43		$ 0.79		$ 1.28		$ 2.34
Distributions declared per common share	$ 0.66		$ 0.63		$ 1.98		$ 1.89
Weighted average number of common shares outstanding – basic	88,146		87,449		87,882		87,117
Weighted average number of common shares outstanding – diluted	89,353		88,716		89,052		88,429
Condensed Consolidated Statements of Comprehensive Income:
Net income	39,333		71,802		116,690		211,172
Other comprehensive income
Unrealized loss on cash flow hedging activities	(417)		0		(417)		0
Reclassification of net loss on cash flow hedging activities, prior service cost and net loss on post retirement obligations	20		14		49		41
Comprehensive income	38,936		71,816		116,322		211,213
Less income allocated to non-controlling interests from continuing operations	(1,050)		(1,029)		(3,099)		(2,894)
Less income, including gain on sale, allocated to non-controlling interests from discontinued operations			(53)				(1,910)
Comprehensive income attributable to common shareholders	$ 37,886		$ 70,734		$ 113,223		$ 206,409

[1] Equity in income excludes our ownership interest of fee income from various services provided by us to the funds.