Commitments and Contingencies (Details) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2020	Dec. 31, 2019
Lessee, Lease, Description [Line Items]
Operating leases, minimum lease term	1 year
Operating lease, weighted average discount rate, percent	7.98%
Operating lease, weighted average remaining lease term	32 years
Financing leases
Remaining 2020	$ 1,974
2021	34,885
2022	5,881
2023	5,927
2024	5,999
2025	6,266
Thereafter	1,018,013
Total minimum lease payments	1,078,945
Amount representing interest	(903,962)
Lease liabilities	174,983	$ 44,448
Operating leases
Remaining 2020	7,363
2021	29,452
2022	27,148
2023	24,844
2024	24,863
2025	24,962
Thereafter	618,326
Total minimum lease payments	756,958
Amount discounted using incremental borrowing rate	(398,539)
Lease liabilities	358,419	$ 381,671
Total minimum sublease rentals to be received	$ 1,700,000
711 Third Avenue
Lessee, Lease, Description [Line Items]
Ownership Interest	50.00%

Finance Lease, Liability, Payments, Due After Year Six

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Finance Lease, Liability, Payments, Due Year Six

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Lessee, Operating Lease, Liability, Payments, Due Year Six

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Represents the initial minimum term of the non cancellable operating leases.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Present value of lessee's discounted obligation for lease payments from finance lease.

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Amount of lessee's undiscounted obligation for lease payments for finance lease, due in third fiscal year following latest fiscal year.

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Amount of lessee's undiscounted obligation for lease payments for finance lease, due in second fiscal year following latest fiscal year.

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Amount of lessee's undiscounted obligation for lease payments for finance lease, due in remainder of fiscal year following latest fiscal year ended.

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Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for finance lease.

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Amount of lessee's undiscounted obligation for lease payments for operating lease.

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Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fifth fiscal year following latest fiscal year.

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Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fourth fiscal year following latest fiscal year.

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Amount of lessee's undiscounted obligation for lease payments for operating lease having an initial or remaining lease term in excess of one year due in remainder of fiscal year following latest fiscal year.

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Amount of lease payments to be received by lessor for operating lease.

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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