v3.26.1
Fair Value Measurements - Quantitative Information Regarding Significant Unobservable Inputs (Details) - Significant Unobservable Inputs (Level 3) - Kirk Spread Option Model
Dec. 31, 2025
Dec. 31, 2024
Power and natural gas price correlation    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement Input 0.927 0.704
Power and natural gas price correlation | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement Input 0.927 0.704
Power volatility (non-liquid hours) | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement Input 0.429 0.568
Power volatility (non-liquid hours) | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement Input 0.524 0.694
Power volatility (non-liquid hours) | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement Input 0.477 0.631