Fair Value of Financial Instruments (Unaudited) (Tables)

3 Months Ended

Mar. 31, 2026

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 identified by the level of inputs used to determine fair value:

	March 31, 2026								December 31, 2025
$ in millions	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Financial Assets
Marketable securities	$	463	$	—	$	24	$	487	$	454	$	—	$	24	$	478
Marketable securities valued using NAV							5								5
Total marketable securities	463		—		24		492		454		—		24		483
Derivatives	—		—		—		—		—		2		—		2