CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
REVENUES
Rental income	$ 662,302	$ 632,831
Fee and asset management	$ 192	$ 185
Type of Revenue [Extensible List]	us-gaap:ManagementServiceMember	us-gaap:ManagementServiceMember
Total revenues	$ 662,494	$ 633,016
EXPENSES
Property and maintenance	115,070	108,202
Real estate taxes and insurance	91,442	91,914
Property management	26,396	23,444
General and administrative	15,381	16,278
Depreciation	204,215	196,309
Total expenses	452,504	436,147
Net gain (loss) on sales of real estate properties	(21)	142,213
Operating income	209,969	339,082
Interest and other income	581	5,880
Other expenses	(3,275)	(3,441)
Interest:
Expense incurred, net	(94,938)	(116,104)
Amortization of deferred financing costs	(2,136)	(3,679)
Income before income and other taxes, income (loss) from investments in unconsolidated entities and net gain (loss) on sales of land parcels	110,201	221,738
Income and other tax (expense) benefit	(238)	(213)
Income (loss) from investments in unconsolidated entities	(707)	(977)
Net gain (loss) on sales of land parcels	1
Net income	109,257	220,548
Net (income) loss attributable to Noncontrolling Interests:
Operating Partnership	(3,919)	(8,059)
Partially Owned Properties	(799)	(680)
Net income attributable to controlling interests	104,539	211,809
Preferred distributions	(773)	(773)
Net income available to Common Shares	$ 103,766	$ 211,036
Earnings per share – basic:
Net income available to Common Shares	$ 0.28	$ 0.57
Weighted average Common Shares outstanding	369,558	367,800
Earnings per share – diluted:
Net income available to Common Shares	$ 0.28	$ 0.57
Weighted average Common Shares outstanding	385,184	383,018