CONSOLIDATED BALANCE SHEET (Unaudited) (Parenthetical) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Statement of Financial Position [Abstract]
Allowance for accounts and notes receivable, current	$ 266	$ 301
Allowance for long-term receivables	$ 353	$ 340
Preferred stock, shares authorized (in shares)	100,000,000	100,000,000
Preferred stock, par value (in dollars per share)	$ 1.00	$ 1.00
Preferred stock, shares issued (in shares)	0	0
Common stock, shares authorized (in shares)	6,000,000,000	6,000,000,000
Common stock, par value (in dollars per share)	$ 0.75	$ 0.75
Common stock, shares issued (in shares)	2,442,676,580	2,442,676,580
Treasury stock (in shares)	613,759,467	577,028,776
Redeemable equity	$ 177	$ 166