Revenue Recognition (Components of Lease Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenue from Contract with Customer [Abstract]
Fixed billings	$ 362,326	$ 342,891	$ 710,240	$ 672,142
Variable billings	37,216	31,225	75,155	64,199
Total contractual operating lease billings	399,542	374,116	785,395	736,341
Adjustment for straight-line rents and amortization of acquired below-market leases and other, net	4,293	15,276	317	36,082
Less: write-off of straight-line rent and tenant receivables deemed uncollectible	0	(501)	0	(501)
Lease revenues	$ 403,835	$ 388,891	$ 785,712	$ 771,922