Commitments and Contingencies - Lease Commitments (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2024 USD ($) property	Mar. 31, 2023 USD ($)	Dec. 31, 2023 USD ($)
Lease Commitments
Properties subject to ground leases | property	23
Lease Cost
Fixed lease cost	$ 8,867	$ 8,123
Variable lease cost	4,012	4,986
Total operating lease cost	12,879	13,109
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$ 12,865	$ 13,090
Weighted-average remaining lease term - operating leases	32 years 8 months 12 days	32 years 6 months
Weighted-average discount rate - operating leases	5.31%	4.88%
Operating Lease Liabilities
2024	$ 35,222
2025	36,358
2026	36,372
2027	36,401
2028	36,427
Thereafter	959,496
Future minimum gross lease payments	1,140,276
Impact of discounting	(614,595)
Operating lease liabilities	$ 525,681		$ 484,861