Supplemental Cash Flow Statement Disclosures (Tables)

3 Months Ended

Mar. 31, 2024

Supplemental Cash Flow Statement Disclosures

Schedule of cash, cash equivalents and restricted cash

	March 31,
($ in millions)	2024		2023
Beginning of period:
Cash and cash equivalents	$	695	$	548
Current restricted cash (included in other current assets)		15		10
Total cash, cash equivalents and restricted cash	$	710	$	558
End of period:
Cash and cash equivalents	$	1,719	$	572
Current restricted cash (included in other current assets)		6		22
Total cash, cash equivalents and restricted cash	$	1,725	$	594

Summary of PP&E acquired but not yet paid

	March 31,
($ in millions)	2024		2023
Beginning of period:
PP&E acquired but not yet paid	$	204	$	392
End of period:
PP&E acquired but not yet paid	$	168	$	321