v3.26.1
COMMITMENTS AND CONTINGENCIES - Offshore Wind Sale and Contingent Liability Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Sep. 30, 2024
Jul. 09, 2024
Jun. 30, 2026
Sep. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2024
Dec. 31, 2025
Schedule of Equity Method Investments [Line Items]                
Equity method investment, liability obligations             $ 365,000  
Payment for contingent consideration         $ 233,001 $ 68,632    
Contingent consideration liability     $ 409,200   409,200     $ 448,200
Sunrise Wind, LLC                
Schedule of Equity Method Investments [Line Items]                
Ownership interest (percent)   50.00%            
Proceeds from sale of equity method investments   $ 118,000            
Sunrise Wind, LLC | Orsted                
Schedule of Equity Method Investments [Line Items]                
Equity method investment, remaining purchase price paid   $ 34,000            
Sunrise Wind, LLC | Orsted                
Schedule of Equity Method Investments [Line Items]                
Ownership interest (percent)   50.00%            
Proceeds from sale of equity method investments   $ 152,000            
South Fork Wind And Revolution Wind                
Schedule of Equity Method Investments [Line Items]                
Ownership interest (percent) 50.00%              
Proceeds from sale of equity method investments $ 745,000              
Cost sharing agreement, threshold amount $ 240,000              
Equity method investment, other than temporary impairment, after tax             524,000  
Effective income tax rate reconciliation, change in enacted tax rate, amount             $ 60,000  
Equity method investment, pre tax charge     $ 194,000 $ 284,000        
Payment for contingent consideration         $ 233,000 $ 68,600    
Revolution Wind                
Schedule of Equity Method Investments [Line Items]                
Federal investment tax credits (percent)         40.00%      
Commercial operation, term     4 years   4 years