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Property and Equipment (Tables)
12 Months Ended
Dec. 31, 2019
Property, Plant and Equipment [Abstract]  
Components of property and equipment, net
Property and equipment, net is stated at cost and consisted of the following (in millions):
Estimated Useful
Lives (Years)
December 31,
20192018
Pipelines and related facilities (1)
10 - 70
$11,114  $10,137  
Storage, terminal and rail facilities
10 - 70
6,134  5,854  
Trucking equipment and other
2 - 15
486  410  
Construction in progressN/A  518  795  
Office property and equipment
2 - 50
269  248  
Land and otherN/A427  422  
Property and equipment, gross18,948  17,866  
Accumulated depreciation(3,593) (3,079) 
Property and equipment, net$15,355  $14,787  

(1)We include rights-of-way, which are intangible assets, in our Pipelines and related facilities amounts within property and equipment.