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Property, Plant and Equipment, net (Tables)
12 Months Ended
Dec. 31, 2023
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment [Table Text Block]
As of December 31, 2023 and 2022, our property, plant and equipment, net consisted of the following:
 
Straight-Line
Estimated Useful Life
Composite
Depreciation Rates
December 31,
 20232022
(Years) (%)(In millions)
Interstate Natural Gas FERC-Regulated
Pipelines (Natural gas)
0.80-6.67
$12,019 $11,793 
Equipment (Natural gas)
0.80-6.67
9,190 8,839 
Other(a)
0.00-25
823 833 
Accumulated depreciation, depletion and amortization(10,301)(9,883)
Depreciable assets11,731 11,582 
Land and land rights-of-way(b)
399 388 
Construction work in process394 258 
Total interstate natural gas FERC-regulated12,524 12,228 
Other
Pipelines (Natural gas, liquids, crude oil and CO2)
5-40
0.09-33.33
9,631 8,329 
Equipment (Natural gas, liquids, crude oil, CO2 and terminals)
5-40
0.09-33.33
19,974 18,645 
Other(a)
3-10
0.00-33.33
4,773 4,791 
Accumulated depreciation, depletion and amortization(11,774)(10,529)
Depreciable assets22,604 21,236 
Land and land rights-of-way(c)
1,518 1,350 
Construction work in process651 785 
Total other24,773 23,371 
Property, plant and equipment, net$37,297 $35,599 
(a)Includes general plant, general structures and buildings, computer and communication equipment, intangibles, vessels, transmix products, linefill and miscellaneous property, plant and equipment.
(b)Balances as of both December 31, 2023 and 2022 include land rights-of-way of $346 million which are depreciable.
(c)Balances as of December 31, 2023 and 2022 include land rights-of-way of $720 million and $551 million, respectively, which are depreciable.