Note 16 - Variable Interest Entities ("VIE") - Summary of Restricted Assets and VIE Liabilities (Details) $ in Thousands		Dec. 31, 2023 USD ($)		Dec. 31, 2022 USD ($)
Real estate, net		$ 15,094,925		$ 15,039,828
Cash and cash equivalents		780,518		146,970
Accounts and notes receivable, net		307,617		304,226
Other assets, net		241,948		253,779
Assets	[1]	18,274,022		17,826,122
Secured Debt		353,945		376,917
Accounts payable and accrued expenses		216,237		207,815
Operating lease liabilities		109,985	[2]	113,679
Other Liabilities		599,961		601,574
Total VIE Liabilities	[3]	$ 8,548,287		$ 8,086,280
Variable Interest Entity, Unencumbered [Member]
Number of consolidated VIEs		28		29
Variable Interest Entity, Encumbered by Third Party Non-resource Mortgage Debt [Member]
Number of consolidated VIEs		2		3
Variable Interest Entity, Primary Beneficiary [Member]
Number of consolidated VIEs		30		32
Variable Interest Entity, Primary Beneficiary [Member] | Nonrecourse [Member]
Secured Debt		$ 97,300		$ 109,700
Accounts payable and accrued expenses		11,400		10,900
Operating lease liabilities		5,000		5,200
Other Liabilities		67,200		73,300
Total VIE Liabilities		180,855		199,132
Variable Interest Entity, Primary Beneficiary [Member] | Asset Pledged as Collateral [Member]
Real estate, net		379,800		425,500
Cash and cash equivalents		3,900		7,900
Accounts and notes receivable, net		3,600		1,700
Other assets, net		1,300		1,500
Assets		$ 388,620		$ 436,605

[1] Includes restricted assets of consolidated variable interest entities (“VIEs”) at December 31, 2023 and 2022 of $388,620 and $436,605, respectively. See Footnote 16 of the Notes to Consolidated Financial Statements.

[2] Operating lease liabilities are included in Operating lease liabilities and financing lease liabilities are included in Other liabilities on the Company's Consolidated Balance Sheets.

[3] Includes non-recourse liabilities of consolidated VIEs at December 31, 2023 and 2022 of $180,855 and $199.132, respectively. See Footnote 16 of the Notes to Consolidated Financial Statements.