Consolidated Statements Of Income And Comprehensive Income - USD ($) shares in Thousands, $ in Thousands		12 Months Ended
		Dec. 31, 2016		Dec. 31, 2015		Dec. 31, 2014
Property revenues
Rental revenues		$ 750,597		$ 721,816		$ 686,642
Other property revenues		125,850		113,802		103,621
Total property revenues		876,447		835,618		790,263
Property expenses
Property operating and maintenance		206,780		202,105		194,574
Real estate taxes		104,575		98,895		91,126
Total property expenses		311,355		301,000		285,700
Non-property income
Fee and asset management		6,864		6,999		9,832
Interest and other income		2,202		597		842
Income (loss) on deferred compensation plans		5,511		(264)		3,937
Total non-property income		14,577		7,332		14,611
Other expenses
Property management		25,125		23,055		22,070
Fee and asset management		3,848		4,742		5,341
General and administrative		47,415		46,233		51,005
Interest		93,145		97,312		94,906
Depreciation and amortization		250,146		240,944		222,055
Expense (benefit) on deferred compensation plans		5,511		(264)		3,937
Total other expenses		425,190		412,022		399,314
Gain on sale of operating properties, including land		295,397		104,288		159,289
Impairment associated with land holdings		0		0		(1,152)
Equity in income of joint ventures	[1]	7,125		6,168		7,023
Income from continuing operations before income taxes		457,001		240,384		285,020
Income tax expense		(1,617)		(1,872)		(1,903)
Income from continuing operations		455,384		238,512		283,117
Income from discontinued operations		7,605		19,750		18,197
Gain on sale of discontinued operations, net of tax		375,237		0		0
Net income		838,226		258,262		301,314
Less income allocated to non-controlling interests from continuing operations		(18,403)		(8,947)		(9,225)
Net income attributable to common shareholders		$ 819,823		$ 249,315		$ 292,089
Earnings per common share from continuing operations		$ 4.81		$ 2.55		$ 3.08
Earnings per common share from discontinued operations		4.27		0.22		0.21
Earnings per common share - basic		9.08	[2]	2.77	[2]	3.29
Earnings per common share from continuing operations		4.79		2.54		3.06
Earnings per common share from discontinued operations		4.26		0.22		0.21
Earnings per common share - diluted		$ 9.05	[2]	$ 2.76	[2]	$ 3.27
Weighted average number of common shares outstanding - basic		89,580		89,120		88,084
Weighted average number of common shares outstanding - diluted		89,903		89,490		88,468
Net income attributable to common shareholders
Income from continuing operations		$ 455,384		$ 238,512		$ 283,117
Less income allocated to non-controlling interests from continuing operations		(18,403)		(8,947)		(9,225)
Income from continuing operations attributable to common shareholders		436,981		229,565		273,892
Income from discontinued operations, including gain on sale, attributable to common shareholders		382,842		19,750		18,197
Net income attributable to common shareholders		819,823		249,315		292,089
Consolidated Statements of Comprehensive Income:
Net income		838,226		258,262		301,314
Other comprehensive income
Unrealized loss on cash flow hedging activities		0		0		(417)
Unrealized gain (loss) and unamortized prior service cost on postretirement obligation		(80)		357		(970)
Reclassification of net loss on cash flow hedging activities, prior service cost and net loss on post retirement obligation		130		149		74
Comprehensive income		838,276		258,768		300,001
Less income allocated to non-controlling interests from continuing operations		(18,403)		(8,947)		(9,225)
Comprehensive income attributable to common shareholders		$ 819,873		$ 249,821		$ 290,776

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

[2] Net income per share is computed independently for each of the quarters presented. Therefore, the sum of quarterly net income per share amounts may not equal the total computed for the year.