XML 168 R121.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Cash flows reconciliation (Details 3) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Cash Flows Reconciliation      
Additions to PP&E - capitalized loans and borrowing costs $ 19 $ 47 $ 59