Commitments and Contingencies - Lease Commitments (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($) property	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) property	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)
Lease Commitments
Properties subject to ground leases | property	23		23
Lease Cost
Fixed lease cost	$ 8,131	$ 8,131	$ 16,226	$ 16,249
Variable lease cost	4,588	3,759	8,857	7,837
Sublease income		(187)		(373)
Total operating lease cost	$ 12,719	$ 11,703	25,083	23,713
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases			$ 25,034	$ 24,025
Weighted-average remaining lease term - operating leases	33 years 1 month 6 days	34 years	33 years 1 month 6 days	34 years
Weighted-average discount rate - operating leases	4.87%	4.87%	4.87%	4.87%
Operating Lease Liabilities
2022	$ 33,222		$ 33,222
2023	33,398		33,398
2024	33,532		33,532
2025	33,543		33,543
2026	33,557		33,557
Thereafter	864,688		864,688
Future minimum gross lease payments	1,031,940		1,031,940
Impact of discounting	(529,500)		(529,500)
Operating lease liabilities	$ 502,440		$ 502,440		$ 506,931