Note 11 - Leases - Lease Income (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Fixed lease income	[1]	$ 1,353,024	$ 1,045,888	$ 871,151
Variable lease income	[2]	339,722	264,040	232,272
Above-market and below-market leases amortization, net		13,591	14,843	22,515
Total lease income		1,710,848	1,349,702	1,044,888
COVID 19 [Member]
Adjustments for potentially uncollectible revenues and disputed amounts	[3]	$ 4,511	$ 24,931	$ (81,050)

[1] Includes minimum base rents, expense reimbursements, ancillary income and straight-line rent adjustments.

[2] Includes minimum base rents, expense reimbursements, percentage rent, lease termination fee income and ancillary income.

[3] The amounts represent adjustments associated with potentially uncollectible revenues and disputed amounts.