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Summary of Property and Equipment (Detail) - USD ($)
$ in Millions
Mar. 31, 2022
Dec. 31, 2021
Property, Plant and Equipment [Abstract]    
Land and land improvements $ 1,967 $ 2,310
Buildings and leasehold improvements 13,465 13,636
Furniture and equipment 2,172 2,225
Construction in progress 328 278
Property, Plant and Equipment, Gross, Total 17,932 18,449
Less accumulated depreciation and amortization (8,336) (8,455)
Property and equipment, net $ 9,596 $ 9,994