Fair Value of Financial Instruments (Unaudited) (Tables)

6 Months Ended

Jun. 30, 2024

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:

	June 30, 2024								December 31, 2023
$ in millions	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Financial Assets
Marketable securities	$	317	$	—	$	14	$	331	$	321	$	1	$	8	$	330
Marketable securities valued using NAV							8								9
Total marketable securities	317		—		14		339		321		1		8		339
Derivatives	—		2		—		2		—		5		—		5