Derivative Financial Instruments - Commodity Derivatives (Details) |
3 Months Ended | 12 Months Ended |
|---|---|---|
|
Mar. 31, 2026
shortTon
MWh
MMBTU
|
Dec. 31, 2025
MMBTU
shortTon
MWh
|
|
| Electricity | ||
| Derivative [Line Items] | ||
| Total Volume | MWh | (638,000,000) | (260,000,000) |
| Natural Gas | ||
| Derivative [Line Items] | ||
| Total Volume | MMBTU | 1,576,000,000 | 33,000,000 |
| Emissions | ||
| Derivative [Line Items] | ||
| Total Volume | shortTon | (28,000,000) | (35,000,000) |