Short-term Investments (Tables)

12 Months Ended

Dec. 31, 2024

Investments, Debt and Equity Securities [Abstract]

Schedule of Available-for-sale Securities Reconciliation

	December 31, 2023
(Millions of dollars)	Fair Value Level	Amortized Cost		Unrealized Gains		Unrealized Losses		Fair Value		Cash and Cash Equivalents		Short-term Investments
Available-for-sale debt securities
Commercial paper	Level 2	$	3,154	$	2	$	—	$	3,156	$	281	$	2,875
Certificates of deposit and time deposits	Level 2	1,836		1		—		1,837		800		1,037
U.S. government securities	Level 1	785		—		(1)		784		—		784
Corporate notes and bonds	Level 2	85		—		—		85		—		85
Total available-for-sale debt securities		$	5,860	$	3	$	(1)	$	5,862	$	1,081	$	4,781
Cash								4,362		4,362		—
Total								$	10,224	$	5,443	$	4,781