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Property, Plant and Equipment (Tables)
 12 Months Ended
Dec. 31, 2025
Property, Plant and Equipment [Abstract]  
Summary of Property, Plant and Equipment
Property, plant and equipment with associated accumulated depreciation is shown below:
 Estimated
Useful Lives		December 31,
(In millions)20252024
Crude Oil and Products Logistics
Pipelines
15 - 50 years
$6,908 $6,627 
Refining logistics
15 - 20 years
1,990 1,867 
Terminals
15 - 40 years
1,869 1,726 
Marine
15 - 20 years
1,188 1,149 
Land, building and other
5 - 50 years
1,627 1,619 
Construction-in-progress227 201 
Total Crude Oil and Products Logistics property, plant and equipment
13,809 13,189 
Natural Gas and NGL Services
Gathering and transportation
5 - 40 years
9,379 7,789 
Treating, processing and fractionation
10 - 40 years
6,896 6,611 
Land, building and other
5 - 40 years
437 541 
Construction-in-progress1,238 274 
Total Natural Gas and NGL Services property, plant and equipment
17,950 15,215 
Total property, plant and equipment31,759 28,404 
Less accumulated depreciation10,061 9,250 
Property, plant and equipment, net$21,698 $19,154