Commitments and Contingencies - Leases (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Lessee, Operating Lease, Liability, Payment, Due [Abstract]
2020	$ 17,924
2021	18,608
2022	18,921
2023	18,107
2024	18,192
Thereafter	1,150,613
Total lease payments	1,242,365
Less: Imputed interest	(986,127)
Present value of lease liabilities	$ 256,238
Operating And Capital Leases, Future Minimum Payments Due [Abstract]
2019		$ 18,882
2020		19,091
2021		19,223
2022		19,325
2023		19,429
Thereafter		1,219,303
Total		$ 1,315,253