v3.26.3
Property, Plant and Equipment (Tables)
9 Months Ended
Sep. 30, 2026
Property, Plant, and Equipment [Abstract]  
Schedule of Components of Depreciation, Amortization and Accretion Expense
September 30, 2026December 31, 2025
Estimated Useful Life (years)Gross ValueAccumulated DepreciationCarrying ValueGross ValueAccumulated DepreciationCarrying Value
Electric generation
3-37
$11,767 $(775)$10,992 $7,522 $(481)$7,041 
Nuclear fuel
1-6
458 (223)235 403 (213)190 
Other property and equipment
3-24
333 (15)318 63 (11)52 
Capitalized software
1-5
11 (6)5 10 (5)5 
Construction work in progress308 — 308 258 — 258 
Property, plant and equipment, net$12,877 $(1,019)$11,858 $8,256 $(710)$7,546 
The components of “Depreciation, amortization and accretion” presented on the Consolidated Statements of Operations for the periods were: 
 Three Months Ended September 30,Nine Months Ended September 30,
2026202520262025
Depreciation expense (a)
$141 $46 $306 $153 
Amortization expense (b)
1 1 2 9 
Accretion expense (c)
15 14 44 43 
Depreciation, amortization and accretion$157 $61 $352 $205 
__________________
(a)Electric generation and other property and equipment.
(b)Intangible assets and capitalized software.
(c)ARO and accrued environmental cost accretion. See Note 8 for additional information.