Revenue from Contracts With Customers (Tables)

12 Months Ended

Dec. 31, 2022

Revenue from Contracts with Customers

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

	($ in millions)
Year Ended December 31,	Point in Time		Over Time		Total
2022	$	2,699	$	12,650	$	15,349
2021		2,459		11,352		13,811
2020		2,223		9,558		11,781

Schedule of balances of contract liabilities

	Contract		Contract
	Liabilities		Liabilities
($ in millions)	(Current)		(Noncurrent)
Balance at December 31, 2020	$	108	$	29
Increase (decrease)		164		9
Balance at December 31, 2021		272		38
Increase (decrease)		44		(26)
Balance at December 31, 2022	$	316	$	12

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 December 31, 2022	$	1,437	$	1,445	$	2,882