Investments in and Advances to Unconsolidated Affiliates - Summarized Balance Sheet Information (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Schedule Of Equity Method Investments [Line Items]
Cash and cash equivalents	$ 4,703,059	$ 5,101,637
Property and equipment, net	14,435,493	14,632,091
Debt, net	11,770,797	12,376,684
City Center and MGP BREIT Venture
Schedule Of Equity Method Investments [Line Items]
Cash and cash equivalents	16	96,758
Property and equipment, net	4,439,851	10,237,004
Other assets, net	193,184	256,813
Debt, net	2,994,782	4,715,997
Other liabilities	$ 8,018	$ 270,583