Leases - Schedule of Future Minimum Lease Payments for Financing Obligation (Details) $ in Millions	Dec. 31, 2020 USD ($)
GLPI Leases
Lessee, Lease, Description [Line Items]
2021	$ 109
2022	110
2023	111
2024	112
2025	114
Thereafter	4,789
Total future payments	5,345
Less: Amounts representing interest	(4,355)
Plus: Residual values	241
Financing obligation	1,231
VICI Leases
Lessee, Lease, Description [Line Items]
2021	961
2022	1,066
2023	1,087
2024	1,107
2025	1,122
Thereafter	44,223
Total future payments	49,566
Less: Amounts representing interest	(39,459)
Plus: Residual values	897
Financing obligation	$ 11,004