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Power Supply Agreements (Details)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Nov. 30, 2022
MWh
Mar. 31, 2022
MWh
May 31, 2020
MWh
Jun. 30, 2025
USD ($)
MWh
Jun. 30, 2024
USD ($)
Jun. 30, 2025
USD ($)
MWh
Jun. 30, 2024
USD ($)
Dec. 31, 2024
item
Power Purchase Agreement [Line Items]                
Power curtailment credits | $       $ (8,313) $ (13,897) $ (16,114) $ (19,028)  
Collateral requirement of the company | $       $ 0   $ 0    
Discount Rate                
Power Purchase Agreement [Line Items]                
Estimate fair value of derivative       23.6   23.6    
Corsicana Facility                
Power Purchase Agreement [Line Items]                
Number of Megawatts capacity | item               25
Fixed price per megawatts capacity               43.95
Kentucky Facility                
Power Purchase Agreement [Line Items]                
Number of megawatts capacity acquired       60   60    
Future                
Power Purchase Agreement [Line Items]                
Number of megawatts capacity held under future contract       46,928   46,928    
Fair value of financial instruments | $       $ 600   $ 600    
Realized and unrealized gain (loss) on future contracts | $       $ (200)   $ (300)    
Maximum | Forward prices (per mWh)                
Power Purchase Agreement [Line Items]                
Estimate fair value of derivative       0.9703   0.9703   0.9558
Minimum | Forward prices (per mWh)                
Power Purchase Agreement [Line Items]                
Estimate fair value of derivative       0.3644   0.3644   0.2635
Average | Forward prices (per mWh)                
Power Purchase Agreement [Line Items]                
Estimate fair value of derivative       0.5331   0.5331   0.5205
Power Purchase Agreement                
Power Purchase Agreement [Line Items]                
Aggregate MW of long-term, fixed-price power, agreed to acquire           345    
Power Purchase Agreement | Corsicana Facility                
Power Purchase Agreement [Line Items]                
Aggregate MW of long-term, fixed-price power, agreed to acquire           25    
Power Purchase Agreement | TXU Energy Retail Company LLC | Rockdale Facility Bitcoin Mining Facility Texas                
Power Purchase Agreement [Line Items]                
Aggregate MW of long-term, fixed-price power, agreed to acquire     345          
MW contracted, at fixed prices through April 30, 2030   65 130          
MW contracted, at fixed prices through October 31, 2027 150