Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands		Sep. 30, 2022	Dec. 31, 2021
Assets:
Real estate, net of accumulated depreciation and amortization of $3,336,473 and $3,010,699, respectively		$ 14,748,910	$ 15,035,900
Cash and cash equivalents		123,531	334,663
Marketable securities		999,094	1,211,739
Accounts and notes receivable, net		269,887	254,677
Operating lease right-of-use assets, net		135,429	147,458
Other assets		434,711	340,176
Total assets	[1]	17,915,569	18,459,199
Liabilities:
Notes payable, net		6,909,382	7,027,050
Mortgages payable, net		300,739	448,652
Dividends payable		5,326	5,366
Operating lease liabilities		114,923	123,779
Other liabilities		732,081	730,690
Total liabilities	[2]	8,062,451	8,335,537
Redeemable noncontrolling interests		13,270	13,480
Commitments and Contingencies (Footnote 18)
Stockholders' equity:
Preferred stock, $1.00 par value, authorized 7,054,000 shares; Issued and outstanding (in series) 19,435 and 19,580 shares, respectively; Aggregate liquidation preference $485,868 and $489,500, respectively		19	20
Common stock, $.01 par value, authorized 750,000,000 shares; Issued and outstanding 618,462,620 and 616,658,593 shares, respectively		6,185	6,167
Paid-in capital		9,611,382	9,591,871
Retained earnings		78,790	299,115
Accumulated other comprehensive income		6,688	2,216
Total stockholders' equity		9,703,064	9,899,389
Noncontrolling interests		136,784	210,793
Total equity		9,839,848	10,110,182
Total liabilities and equity		17,915,569	18,459,199
Real Estate Under Development [Member]
Assets:
Real estate under development		5,672	5,672
Investments in and Advances to Real Estate Joint Ventures [Member]
Assets:
Investments in and advances to real estate joint ventures		1,092,351	1,006,899
Other Real Estate Investments [Member]
Assets:
Other investments		$ 105,984	$ 122,015

[1] Includes restricted assets of consolidated variable interest entities (“VIEs”) at September 30, 2022 and December 31, 2021 of $88,949 and $227,858, respectively. See Footnote 13 of the Notes to Condensed Consolidated Financial Statements.

[2] Includes non-recourse liabilities of consolidated VIEs at September 30, 2022 and December 31, 2021 of $100,291 and $153,924, respectively. See Footnote 13 of the Notes to Condensed Consolidated Financial Statements.