RELATED PARTY TRANSACTIONS - Financial Data Resulting from Transactions with Related Parties, Income Statement Data (Detail) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Related Party Transaction [Line Items]
Total revenue		$ 13,857	$ 10,571	$ 20,972
Equity in (losses) earnings	[1]	(24)	(141)	13
Equity Method Investment
Related Party Transaction [Line Items]
Equity in (losses) earnings		(24)	(141)	13
Reimbursements
Related Party Transaction [Line Items]
Total revenue	[1]	10,442	8,452	15,599
Reimbursed expenses	[1]	(10,322)	(8,435)	(16,439)
Reimbursements | Equity Method Investment
Related Party Transaction [Line Items]
Total revenue		104	107	233
Reimbursed expenses		$ (105)	$ (110)	$ (236)

[1] See Note 15 for disclosure of related party amounts.