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Property, Plant and Equipment (Tables)
12 Months Ended
Dec. 31, 2023
Property, Plant and Equipment [Abstract]  
Major Classes of Property, Plant and Equipment
The Company's major classes of property, plant, and equipment were as follows:
 As of December 31,Depreciable
(In millions)20232022Lives
Facilities and equipment$1,918 $1,727 
1-40 years
Land and improvements256 263 
Nuclear fuel— 271 
5 years
Hardware and office equipment and furnishings732 712 
2-10 years
Construction in progress152 197  
Total property, plant, and equipment3,058 3,170  
Accumulated depreciation(1,295)(1,478) 
Net property, plant, and equipment $1,763 $1,692