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Supplemental Cash Flow Statement Disclosures (Tables)
9 Months Ended
Sep. 30, 2024
Supplemental Cash Flow Statement Disclosures  
Schedule of cash, cash equivalents and restricted cash

September 30,

($ 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

$

1,440

    

$

1,335

Current restricted cash (included in other current assets)

4

    

14

Total cash, cash equivalents and restricted cash

$

1,444

    

$

1,349

Summary of PP&E acquired but not yet paid

September 30,

($ 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

$

101

    

$

207