Accumulated Other Comprehensive Income (Loss) (Tables)

9 Months Ended

Sep. 30, 2025

Equity [Abstract]

Schedule of Changes in Accumulated Other Comprehensive Income (Loss) by Component

Changes in Accumulated other comprehensive income (loss) by component are as follows:

($ in millions)	Employee Benefit Plans		Cumulative Translation Adjustment		Accumulated Other Comprehensive Income (Loss)
Balance at July 1, 2024, net of taxes	$	(14)	$	(598)	$	(612)
Other comprehensive (loss) income, pretax	(1)		42		41
Tax	—		—		—
Other comprehensive (loss) income, net of taxes	(1)		42		41
Balance at September 30, 2024, net of taxes	$	(15)	$	(556)	$	(571)
Balance at July 1, 2025, net of taxes	$	(17)	$	(555)	$	(572)
Other comprehensive loss, pretax	—		(2)		(2)
Tax	—		—		—
Other comprehensive loss, net of taxes	—		(2)		(2)
Balance at September 30, 2025, net of taxes	$	(17)	$	(557)	$	(574)
Balance at January 1, 2024, net of taxes	$	(15)	$	(526)	$	(541)
Other comprehensive loss, pretax	—		(30)		(30)
Tax	—		—		—
Other comprehensive loss, net of taxes	—		(30)		(30)
Balance at September 30, 2024, net of taxes	$	(15)	$	(556)	$	(571)
Balance at January 1, 2025, net of taxes	$	(17)	$	(632)	$	(649)
Other comprehensive income, pretax	—		75		75
Tax	—		—		—
Other comprehensive income, net of taxes	—		75		75
Balance at September 30, 2025, net of taxes	$	(17)	$	(557)	$	(574)