v3.25.2
Variable Interest Entities - Narrative (Details) - Constellation Energy Generation, LLC
Jun. 30, 2025
Dec. 31, 2024
EGRP    
Variable Interest Entity [Line Items]    
Equity ownership 51.00% 51.00%
Antelope Valley    
Variable Interest Entity [Line Items]    
Equity ownership 100.00% 100.00%
NER    
Variable Interest Entity [Line Items]    
Equity ownership 100.00% 100.00%