Commitments and Contingencies - Lease Commitments (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023 USD ($) property	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($) property	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Lease Commitments
Properties subject to ground leases | property	23		23
Lease Cost
Fixed lease cost	$ 8,145	$ 8,131	$ 16,268	$ 16,226
Variable lease cost	4,195	4,588	9,181	8,857
Total operating lease cost	$ 12,340	$ 12,719	25,449	25,083
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases			$ 25,411	$ 25,034
Weighted-average remaining lease term - operating leases	32 years 3 months 18 days	33 years 1 month 6 days	32 years 3 months 18 days	33 years 1 month 6 days
Weighted-average discount rate - operating leases	4.88%	4.87%	4.88%	4.87%
Operating Lease Liabilities
2023	$ 33,264		$ 33,264
2024	30,850		30,850
2025	30,861		30,861
2026	30,875		30,875
2027	30,904		30,904
Thereafter	835,263		835,263
Future minimum gross lease payments	992,017		992,017
Impact of discounting	(498,824)		(498,824)
Operating lease liabilities	$ 493,193		$ 493,193		$ 497,953