Supplemental Cash Flow Statement Disclosures (Tables)

3 Months Ended

Mar. 31, 2023

Supplemental Cash Flow Statement Disclosures

Schedule of cash, cash equivalents and restricted cash

	March 31,
($ in millions)	2023		2022
Beginning of period:
Cash and cash equivalents	$	548	$	563
Current restricted cash (included in other current assets)		10		16
Total cash, cash equivalents and restricted cash	$	558	$	579
End of period:
Cash and cash equivalents	$	572	$	437
Current restricted cash (included in other current assets)		22		9
Total cash, cash equivalents and restricted cash	$	594	$	446

Summary of PP&E acquired but not yet paid

	March 31,
($ in millions)	2023		2022
Beginning of period:
PP&E acquired but not yet paid	$	392	$	540
End of period:
PP&E acquired but not yet paid	$	321	$	528