v3.26.1
Property, Plant and Equipment, Net - EEGH (Details)
$ in Millions
1 Months Ended 3 Months Ended
Jan. 31, 2026
USD ($)
a
Sep. 30, 2025
USD ($)
a
Mar. 31, 2026
USD ($)
Mar. 31, 2025
USD ($)
Dec. 31, 2025
USD ($)
EEGH          
Property, Plant and Equipment [Line Items]          
Plant, net     $ 10,109   $ 10,098
Construction work-in-progress     275   265
Property, plant and equipment, net     10,384   10,363
Proceeds from assignment of shale development rights     16 $ 0  
EGTS          
Property, Plant and Equipment [Line Items]          
Utility plant in-service     7,587   7,505
Accumulated depreciation and amortization     (2,862)   (2,824)
Plant, net     4,725   4,681
Construction work-in-progress     236   228
Property, plant and equipment, net     4,961   4,909
Oil and gas, developed acreage | a 7,600 23,000      
Development rights, payment amount   $ 49      
Development rights, payment period   3 years      
Proceeds from assignment of shale development rights $ 16   16 $ 0  
Shale development rights gain 16        
Shale development rights, gain after-tax $ 12        
Regulated | EEGH          
Property, Plant and Equipment [Line Items]          
Utility plant in-service     10,065   9,969
Accumulated depreciation and amortization     (3,606)   (3,555)
Plant, net     6,459   6,414
Construction work-in-progress     261   255
Nonregulated | EEGH          
Property, Plant and Equipment [Line Items]          
Accumulated depreciation and amortization     (933)   (901)
Plant, net     3,650   3,684
Interstate natural gas transmission assets | EGTS          
Property, Plant and Equipment [Line Items]          
Utility plant in-service     $ 5,271   5,213
Interstate natural gas transmission assets | EGTS | Minimum          
Property, Plant and Equipment [Line Items]          
Depreciable life     47 years    
Interstate natural gas transmission assets | EGTS | Maximum          
Property, Plant and Equipment [Line Items]          
Depreciable life     51 years    
Interstate natural gas transmission assets | Regulated | EEGH          
Property, Plant and Equipment [Line Items]          
Utility plant in-service     $ 6,664   6,599
Interstate natural gas transmission assets | Regulated | EEGH | Minimum          
Property, Plant and Equipment [Line Items]          
Depreciable life     34 years    
Interstate natural gas transmission assets | Regulated | EEGH | Maximum          
Property, Plant and Equipment [Line Items]          
Depreciable life     51 years    
Storage assets | EGTS          
Property, Plant and Equipment [Line Items]          
Utility plant in-service     $ 1,896   1,884
Storage assets | EGTS | Minimum          
Property, Plant and Equipment [Line Items]          
Depreciable life     47 years    
Storage assets | EGTS | Maximum          
Property, Plant and Equipment [Line Items]          
Depreciable life     51 years    
Storage assets | Regulated | EEGH          
Property, Plant and Equipment [Line Items]          
Utility plant in-service     $ 2,873   2,856
Storage assets | Regulated | EEGH | Minimum          
Property, Plant and Equipment [Line Items]          
Depreciable life     47 years    
Storage assets | Regulated | EEGH | Maximum          
Property, Plant and Equipment [Line Items]          
Depreciable life     79 years    
Intangible plant and other assets | EGTS          
Property, Plant and Equipment [Line Items]          
Utility plant in-service     $ 420   408
Intangible plant and other assets | EGTS | Minimum          
Property, Plant and Equipment [Line Items]          
Depreciable life     12 years    
Intangible plant and other assets | EGTS | Maximum          
Property, Plant and Equipment [Line Items]          
Depreciable life     53 years    
Intangible plant and other assets | Regulated | EEGH          
Property, Plant and Equipment [Line Items]          
Utility plant in-service     $ 528   514
Intangible plant and other assets | Regulated | EEGH | Minimum          
Property, Plant and Equipment [Line Items]          
Depreciable life     4 years    
Intangible plant and other assets | Regulated | EEGH | Maximum          
Property, Plant and Equipment [Line Items]          
Depreciable life     53 years    
Intangible plant and other assets | Nonregulated | Minimum          
Property, Plant and Equipment [Line Items]          
Depreciable life     2 years    
Intangible plant and other assets | Nonregulated | Maximum          
Property, Plant and Equipment [Line Items]          
Depreciable life     30 years    
LNG facility | Nonregulated          
Property, Plant and Equipment [Line Items]          
Depreciable life     40 years    
LNG facility | Nonregulated | EEGH          
Property, Plant and Equipment [Line Items]          
Depreciable life     40 years    
Utility plant in-service     $ 4,583   $ 4,585