XML 45 R24.htm IDEA: XBRL DOCUMENT v3.24.1
DIRECT OPERATING COSTS
12 Months Ended
Dec. 31, 2023
Direct Operating Costs [Abstract]  
DIRECT OPERATING COSTS DIRECT OPERATING COSTS
Direct operating costs are costs incurred to earn revenue and include all attributable expenses. The following table lists direct operating costs for the years ended December 31, 2023, 2022 and 2021.
US$ MILLIONS202320222021
Depreciation and amortization$365 $211 $236 
Transportation and distribution195 184 162 
Operations and maintenance94 56 49 
Compensation87 59 44 
Cost of inventory2 
Other35 27 27 
Total$778 $542 $526