Commitments and Contingencies (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Other Commitments [Line Items]
Operating lease, weighted average discount rate, percent	7.25%
Operating lease, weighted average remaining lease term	41 years 9 months 18 days
Operating lease, payments	$ 25,800	$ 26,700
Future minimum lease obligations under non-cancelable operating and ground leases
2020	24,395
2021	56,948
2022	28,023
2023	19,322
2024	18,398
Thereafter	644,996
Total undiscounted minimum lease payments	792,082
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	(540,886)
Operating lease liabilities	251,196	0
General, administrative and professional fees
Other Commitments [Line Items]
Operating leases, rent expense	$ 32,600	$ 32,300