FAIR VALUE OF FINANCIAL INSTRUMENTS - Valuation Techniques on Fair Value Measurements (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurements Of Assets And Liabilities [Table] [Line Items]
Financial assets	$ 65,191	$ 61,698
Financial liabilities	(299,318)	(284,508)
Level 2
Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurements Of Assets And Liabilities [Table] [Line Items]
Financial assets	7,401	9,531
Financial liabilities	(5,498)	(2,037)
Level 2 | Accounts payable and other
Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurements Of Assets And Liabilities [Table] [Line Items]
Financial liabilities	(5,498)	(2,037)
Level 2 | Accounts payable and other | Discounted cash flow [member]
Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurements Of Assets And Liabilities [Table] [Line Items]
Financial liabilities	(5,498)
Level 2 | Redeemable fund units (subsidiary equity obligations)
Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurements Of Assets And Liabilities [Table] [Line Items]
Financial liabilities	0	0
Level 2 | Accounts receivable and other
Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurements Of Assets And Liabilities [Table] [Line Items]
Financial assets	2,026	4,387
Level 2 | Other financial assets | Market approach
Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurements Of Assets And Liabilities [Table] [Line Items]
Financial assets	5,375
Level 3
Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurements Of Assets And Liabilities [Table] [Line Items]
Financial assets	11,552	10,893
Financial liabilities	(3,258)	(3,652)
Level 3 | Accounts payable and other
Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurements Of Assets And Liabilities [Table] [Line Items]
Financial liabilities	(3,182)	(3,523)
Level 3 | Accounts payable and other | Discounted cash flow [member]
Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurements Of Assets And Liabilities [Table] [Line Items]
Financial liabilities	(3,182)
Level 3 | Redeemable fund units (subsidiary equity obligations)
Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurements Of Assets And Liabilities [Table] [Line Items]
Financial liabilities	(76)	(129)
Level 3 | Accounts receivable and other
Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurements Of Assets And Liabilities [Table] [Line Items]
Financial assets	$ 1,003	$ 353