SUPPLEMENTAL FINANCIAL INFORMATION - Other Non-Current Assets (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Supplemental Financial Information [Abstract]
Equity investments (Note 9)	$ 1,736	$ 1,699
Operating leases (Note 14)	1,224	1,390
Inventories (Note 12)	1,569	906
Pension and postretirement	234	284
Research and development	336	413
Receivables and convertible notes	452	436
Other	554	242
Other non-current assets	$ 6,105	$ 5,370

Equity Investments, Noncurrent

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Research and Development, Noncurrent

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Supplemental Financial Information [Abstract]

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Amount of asset, recognized in statement of financial position, for overfunded defined benefit pension and other postretirement plans.

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Inventories not expected to be converted to cash, sold or exchanged within the normal operating cycle.

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Amount, after allowance for credit loss, of accounts and financing receivables, classified as noncurrent. Includes, but is not limited to, notes and loan receivable.

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Amount of lessee's right to use underlying asset under operating lease.

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Amount of other miscellaneous assets expected to be realized or consumed after one year or normal operating cycle, if longer.

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Amount of noncurrent assets classified as other.

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