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Leases - Schedule of Maturities of Lease Liabilities (Detail) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Leases [Abstract]
2021 (excluding the six months ended June 30, 2021)	$ 305,183
Operating Leases, 2022	619,521
Operating Leases, 2023	628,027
Operating Leases, 2024	638,031
Operating Leases, 2025	647,148
Operating Leases, Thereafter	19,802,317
Operating Leases, Total future minimum lease payments	22,640,227
Operating Leases, Less: Amount of lease payments representing interest	(14,204,963)
Total operating lease liabilities	8,435,264	$ 8,421,960
Less: Current portion	(31,402)	(31,843)
Operating lease liabilities	8,403,862	8,390,117
2021 (excluding the six months ended June 30, 2021)	43,448
Finance Leases, 2022	72,523
Finance Leases, 2023	63,716
Finance Leases, 2024	1,032
Finance Leases, 2025	516
Finance Leases, Thereafter	0
Finance Leases, Total future minimum lease payments	181,235
Finance Leases, Less: Amount of lease payments representing interest	(5,584)
Total finance lease liabilities	175,651	214,480
Less: Current portion	(76,681)	(80,193)
Long-term portion of lease liabilities	$ 98,970	$ 134,287

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