Note 9 - Leases - Lease Income (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended		9 Months Ended
		Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Fixed lease income	[1]			$ 340,990	$ 283,911	$ 1,009,358	$ 720,174
Variable lease income	[2]			83,689	65,985	248,650	181,980
Above-market and below-market leases amortization, net				3,107	2,982	10,088	11,915
Total lease income		$ 429,042	$ 364,694	429,042	364,694	1,274,969	929,297
COVID 19 [Member]
Adjustments for potentially uncollectible revenues and disputed amounts	[3]			$ 1,256	$ 11,816	$ 6,873	$ 15,228

[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 primarily due to the COVID-19 pandemic.