Revenue Recognition (Components of Lease Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenue from Contract with Customer [Abstract]
Fixed billings	$ 347,914	$ 329,251
Variable billings	37,939	32,974
Total contractual operating lease billings	385,853	362,225
Adjustment for straight-line rents and amortization of acquired below-market leases and other, net	(3,976)	20,806
Lease revenues	$ 381,877	$ 383,031