Revenue from Contracts With Customers (Tables)

3 Months Ended

Mar. 31, 2023

Revenue from Contracts with Customers

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

	($ in millions)
Three Months Ended March 31,	Point in Time		Over Time		Total
2023	$	544	$	2,945	$	3,489
2022		601		3,115		3,716

Schedule of balances of contract liabilities

	Contract		Contract
	Liabilities		Liabilities
($ in millions)	(Current)		(Noncurrent)
Balance at December 31, 2022	$	316	$	12
Increase (decrease)		(12)		48
Balance at March 31, 2023	$	304	$	60

Schedule of transaction price allocated to remaining performance obligations

($ in millions)	Next Twelve Months		Thereafter		Total
Sales expected to be recognized on multi-year contracts in place as of March 31, 2023	$	1,370	$	1,317	$	2,687