Fair Value of Financial Instruments (Unaudited) (Tables)

3 Months Ended

Mar. 31, 2025

Fair Value Disclosures [Abstract]

Fair value information of assets and liabilities measured at fair value on a recurring basis

The following table presents the financial assets and liabilities the company records at fair value on a recurring basis identified by the level of inputs used to determine fair value:

	March 31, 2025								December 31, 2024
$ in millions	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Financial Assets
Marketable securities	$	329	$	—	$	14	$	343	$	325	$	—	$	14	$	339
Marketable securities valued using NAV							6								8
Total marketable securities	329		—		14		349		325		—		14		347
Derivatives	—		(2)		—		(2)		—		(11)		—		(11)