Revenue from Contracts With Customers (Tables)

9 Months Ended

Sep. 30, 2024

Revenue from Contracts with Customers

Schedule of the disaggregation of revenue by timing of transfer of control

	Three Months Ended September 30,						Nine Months Ended September 30,
($ in millions)	Point in Time		Over Time		Total		Point in Time		Over Time		Total
2024	$	678	$	2,404	$	3,082	$	1,861	$	7,054	$	8,915
2023		629		2,482		3,111		1,728		7,431		9,159

Schedule of balances of contract liabilities

	Contract		Contract
	Liabilities		Liabilities
($ in millions)	(Current)		(Noncurrent)
Balance at December 31, 2023	$	114	$	3
Increase (decrease)		(30)		(1)
Balance at September 30, 2024	$	84	$	2