Note 12 - Variable Interest Entities ("VIE") - Summary of Restricted Assets and VIE Liabilities (Details) $ in Thousands		Jun. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)
Cash and cash equivalents		$ 293,863	$ 325,631
Accounts and notes receivable, net		260,140	254,677
Other assets		394,287	340,176
Assets, Total	[1]	18,197,569	18,459,199
Mortgages payable, net		346,461	448,652
Operating lease liabilities		121,434	123,779
Other liabilities		682,697	730,690
Liabilities, Total	[2]	$ 8,212,562	$ 8,335,537
Variable Interest Entity, Unencumbered [Member]
Number of consolidated VIEs		30	30
Variable Interest Entity, Encumbered by Third Party Non-resource Mortgage Debt [Member]
Number of consolidated VIEs		3	4
Variable Interest Entity, Primary Beneficiary [Member]
Number of consolidated VIEs		33	34
Variable Interest Entity, Primary Beneficiary [Member] | Nonrecourse [Member]
Mortgages payable, net		$ 74,500	$ 78,900
Accounts payable and accrued expenses		12,300	11,800
Operating lease liabilities		6,600	6,700
Other liabilities		54,700	56,500
Liabilities, Total		148,100	153,900
Variable Interest Entity, Primary Beneficiary [Member] | Asset Pledged as Collateral [Member]
Real estate, net		193,200	222,900
Cash and cash equivalents		5,200	2,000
Accounts and notes receivable, net		1,500	2,000
Other assets		1,700	1,000
Assets, Total		$ 201,600	$ 227,900

[1] Includes restricted assets of consolidated variable interest entities (“VIEs”) at June 30, 2022 and December 31, 2021 of $201,644 and $227,858, respectively. See Footnote 12 of the Notes to Condensed Consolidated Financial Statements.

[2] Includes non-recourse liabilities of consolidated VIEs at June 30, 2022 and December 31, 2021 of $148,130 and $153,924, respectively. See Footnote 12 of the Notes to Condensed Consolidated Financial Statements.