v3.26.1
Segment Reporting - Schedule of Financial Data for Business Segments (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Segment Reporting Information [Line Items]      
Total Revenues $ 159,029 $ 142,257  
Retail cost of revenues 132,618 95,393  
Less:      
Net asset optimization expense 3,661 (2,249)  
Net, gain (loss) on non-trading derivative instrument 9,086 4,386  
Current period settlements on non-trading derivatives (13,026) (3,900)  
Retail Gross Margin 27,184 46,459  
Add: Reconciling items (773) 405  
Gross Profit 26,411 46,864  
Total Assets 322,982   $ 331,289
Goodwill 120,343   120,343
Gain on non-trading derivatives, net      
Less:      
Net, gain (loss) on non-trading derivative instrument 8,575 6,554  
Current period settlements on non-trading derivatives (13,009) (3,900)  
Operating Segments | Retail Electricity      
Segment Reporting Information [Line Items]      
Total Revenues 86,866 80,720  
Retail cost of revenues 80,965 58,202  
Less:      
Net asset optimization expense 0 0  
Retail Gross Margin 8,020 21,414  
Total Assets 2,519,762   2,310,059
Goodwill 117,813   117,813
Operating Segments | Retail Electricity | Gain on non-trading derivatives, net      
Less:      
Net, gain (loss) on non-trading derivative instrument 11,907 4,863  
Current period settlements on non-trading derivatives (14,026) (3,759)  
Operating Segments | Retail Natural Gas      
Segment Reporting Information [Line Items]      
Total Revenues 68,502 63,783  
Retail cost of revenues 51,653 37,189  
Less:      
Net asset optimization expense 0 0  
Retail Gross Margin 19,164 25,044  
Total Assets 495,916   362,426
Goodwill 2,530   2,530
Operating Segments | Retail Natural Gas | Gain on non-trading derivatives, net      
Less:      
Net, gain (loss) on non-trading derivative instrument (3,332) 1,691  
Current period settlements on non-trading derivatives 1,017 (141)  
Corporate and Other      
Segment Reporting Information [Line Items]      
Total Revenues 3,661 (2,246)  
Retail cost of revenues 0 2  
Less:      
Net asset optimization expense   (2,249)  
Retail Gross Margin 0 1  
Total Assets 395,468   383,591
Goodwill 0   0
Corporate and Other | Gain on non-trading derivatives, net      
Less:      
Net, gain (loss) on non-trading derivative instrument 0 0  
Current period settlements on non-trading derivatives 0 0  
Eliminations      
Segment Reporting Information [Line Items]      
Total Revenues 0 0  
Retail cost of revenues 0 0  
Less:      
Net asset optimization expense 0 0  
Retail Gross Margin 0 0  
Total Assets (3,088,164)   (2,724,787)
Goodwill 0   $ 0
Eliminations | Gain on non-trading derivatives, net      
Less:      
Net, gain (loss) on non-trading derivative instrument 0 0  
Current period settlements on non-trading derivatives $ 0 $ 0