Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
OPERATING ACTIVITIES
Net income	$ 269,081	$ 135,888	$ 360,542
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	279,976	255,027	239,758
Impairment charge	0	57,218	0
Gain on sale of real estate and change in control of interest, net of tax	(89,950)	(98,117)	(116,393)
Early extinguishment of debt	0	11,179	0
(Income) loss from partnerships	(1,245)	8,062	2,012
Other, net	389	6,142	169
Changes in assets and liabilities, net of effects of acquisitions and dispositions:
Decrease (increase) in accounts receivable, net	1,214	(6,032)	(16,128)
Increase in prepaid expenses and other assets	(5,607)	(3,260)	(10,253)
Increase in accounts payable and accrued expenses	6,782	5,621	2,327
Increase (decrease) in security deposits and other liabilities	10,712	(1,799)	(115)
Net cash provided by operating activities	471,352	369,929	461,919
INVESTING ACTIVITIES
Acquisition of real estate	(366,466)	(9,589)	(204,516)
Capital expenditures - development and redevelopment	(368,786)	(433,872)	(327,074)
Capital expenditures - other	(71,728)	(68,064)	(82,836)
Costs associated with property sold under threat of condemnation, net	0	(12,924)	0
Proceeds from sale of real estate	137,868	183,461	321,997
Investment in partnerships	(3,115)	(3,348)	(1,052)
Distribution from partnerships in excess of earnings	2,970	1,301	2,765
Leasing costs	(21,990)	(15,080)	(25,459)
Repayment (issuance) of mortgage and other notes receivable, net	31,129	(10,268)	(357)
Net cash used in investing activities	(660,118)	(368,383)	(316,532)
FINANCING ACTIVITIES
Costs to amend revolving credit facility	0	(638)	(4,012)
Issuance of senior notes, net of costs	0	1,094,283	399,913
Redemption and retirement of senior notes	0	(510,360)	0
Issuance of notes payable, net of costs	0	398,722	0
Repayment of mortgages, finance leases, and notes payable	(277,643)	(70,237)	(301,029)
Issuance of common shares, net of costs	172,981	99,177	143,027
Dividends paid to common and preferred shareholders	(335,656)	(324,596)	(313,649)
Shares withheld for employee taxes	(2,998)	(4,052)	(4,626)
Contributions from noncontrolling interests	133	0	404
Distributions to and redemptions of noncontrolling interests	(9,784)	(20,563)	(20,133)
Net cash (used in) provided by financing activities	(452,967)	661,736	(100,105)
(Decrease) increase in cash, cash equivalents, and restricted cash	(641,733)	663,282	45,282
Cash, cash equivalents, and restricted cash at beginning of year	816,896	153,614	108,332
Cash, cash equivalents, and restricted cash at end of year	$ 175,163	$ 816,896	$ 153,614