Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Operating Activities
Net (loss) income	$ (12,253)	$ 528,813
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	148,267	179,039
Equity in net loss from unconsolidated joint ventures	31,262	31,321
Distributions of cumulative earnings from unconsolidated joint ventures	448	719
Equity in net loss on sale of interest in unconsolidated joint venture interest/real estate	131	5,438
Purchase price and other fair value adjustments	7,348	(209,527)
Depreciable real estate reserves and impairment	0	5,696
Loss (gain) on sale of real estate, net	61,104	(285,338)
Deferred rents receivable	(1,371)	(6,963)
Non-cash lease expense	17,332	11,670
Other non-cash adjustments	(11,950)	27,868
Changes in operating assets and liabilities:
Tenant and other receivables	7,800	(11,827)
Related party receivables	5,803	(4,626)
Deferred lease costs	(10,227)	(1,267)
Other assets	(35,114)	(118)
Accounts payable, accrued expenses, other liabilities and security deposits	21,345	(54,009)
Deferred revenue	17,208	7,412
Lease liability - operating leases	2,495	(33,289)
Net cash provided by operating activities	249,628	191,012
Investing Activities
Acquisitions of real estate property	(64,491)	(152,791)
Additions to land, buildings and improvements	(194,997)	(208,380)
Acquisition deposits and deferred purchase price	75,400	0
Investments in unconsolidated joint ventures	(146,598)	(76,471)
Distributions in excess of cumulative earnings from unconsolidated joint ventures	92,217	749,997
Net proceeds from disposition of real estate/joint venture interest	353,853	541,268
Cash and restricted cash assumed from acquisition of real estate investment	60,494	0
Cash assumed from consolidation of real estate investment	0	9,475
Proceeds from sale or redemption of marketable securities	11,465	4,528
Purchases of marketable securities	0	(10,000)
Other investments	1,619	2,401
Origination of debt and preferred equity investments	(40,053)	(83,924)
Repayments or redemption of debt and preferred equity investments	124,405	110,774
Net cash provided by investing activities	273,314	886,877
Financing Activities
Proceeds from mortgages and other loans payable	381,980	31,219
Repayments of mortgages and other loans payable	(290,936)	(372,300)
Proceeds from revolving credit facility and unsecured notes	1,124,000	925,000
Repayments of revolving credit facility and unsecured notes	(1,364,000)	(1,165,000)
Proceeds from stock options exercised and DRSPP issuance	339	613
Repurchase of common stock	(151,197)	(280,623)
Redemption of preferred stock	(17,967)	(3,631)
Redemption of OP units	(35,316)	(13,930)
Distributions to noncontrolling interests in other partnerships	(3,168)	(5,403)
Contributions from noncontrolling interests in other partnerships	52,164	310
Acquisition of subsidiary interest from noncontrolling interest	(29,817)	0
Distributions to noncontrolling interests in the Operating Partnership	(12,635)	(11,882)
Dividends paid on common and preferred stock	(197,124)	(205,131)
Other obligations related to secured borrowing	77,874	0
Tax withholdings related to restricted share awards	(3,915)	(2,989)
Deferred loan costs	(5,130)	(570)
Principal payments of on financing lease liabilities	0	(434)
Net cash used in financing activities	(474,848)	(1,104,751)
Net increase (decrease) in cash, cash equivalents, and restricted cash	48,094	(26,862)
Cash, cash equivalents, and restricted cash at beginning of year	336,984	372,795
Cash, cash equivalents, and restricted cash at end of period	385,078	345,933
Supplemental Disclosure of Non-Cash Investing and Financing Activities:
Redemption of units in the Operating Partnership for a joint venture sale	0	27,586
Exchange of preferred equity investment for real estate or equity in joint venture	190,652	0
Exchange of debt investment for real estate or equity in joint venture	193,995	9,468
Assumption of mortgage and mezzanine loans	1,712,750	60,000
Issuance of special dividend paid primarily in stock	160,620	121,418
Tenant improvements and capital expenditures payable	18,518	16,684
Fair value adjustment to noncontrolling interest in the Operating Partnership	23,539	17,245
Consolidation of real estate investment	0	119,444
Deconsolidation of a subsidiary	0	66,837
Deconsolidation of a subsidiary mortgage	0	510,000
Extinguishment of debt in connection with property dispositions	0	53,548
Debt and preferred equity investments	302	8,372
Removal of fully depreciated commercial real estate properties	4,048	7,030
Distributions to noncontrolling interests	0	358
Share repurchase payable	0	3,779
Sale of interest in partially owned entity	0	4,476
Recognition of right of use assets and related lease liabilities	57,938	115,812
Cash and cash equivalents	201,267	257,941
Restricted cash	183,811	87,992
Total cash, cash equivalents, and restricted cash	$ 385,078	$ 345,933