v3.26.3
DEBT - Narrative (Details)
$ in Millions, $ in Millions
 1 Months Ended 9 Months Ended
Oct. 31, 2026
USD ($)
Offer
Jul. 31, 2026
Sep. 30, 2026
CAD ($)
Dec. 31, 2025
CAD ($)
Line of Credit Facility [Line Items]        
Increase (decrease) from cumulative fair value adjustments     $ (447) $ (430)
Commercial Paper and Credit Facility Draws        
Line of Credit Facility [Line Items]        
Long term debt current     14,800 12,100
Fixed To Floating Subordinated Term Notes | Subordinated Term Notes        
Line of Credit Facility [Line Items]        
Subordinated debt     16,400 16,000
Revolving Credit Facility | 364-Day Extendible Credit Facility        
Line of Credit Facility [Line Items]        
Term of credit facility   364 days    
Maturity   Jul. 31, 2028    
Term out option period (in years)   1 year    
Debt instrument maturity period (in year)   364 days    
Revolving Credit Facility | Five-Year Credit Facilities        
Line of Credit Facility [Line Items]        
Term of credit facility   5 years    
Maturity   Jul. 31, 2031    
Debt instrument maturity period (in year)   5 years    
Revolving Credit Facility | Three-Year Credit Facilities        
Line of Credit Facility [Line Items]        
Term of credit facility   3 years    
Maturity   Jul. 31, 2029    
Debt instrument maturity period (in year)   3 years    
Committed Credit Facilities        
Line of Credit Facility [Line Items]        
Line of credit facility, maximum borrowing capacity     $ 23,221  
Term out option period (in years)     1 year  
Unutilized amount of facility     $ 6,912  
Uncommitted Demand Credit Facilities        
Line of Credit Facility [Line Items]        
Line of credit facility, maximum borrowing capacity     1,500 1,600
Unutilized amount of facility     $ 776 $ 932
Commitment fee (as percent)     0.10%  
Enbridge Gas Inc. | Committed Credit Facilities        
Line of Credit Facility [Line Items]        
Line of credit facility, maximum borrowing capacity     $ 2,500  
Maturity     Dec. 31, 2028  
Unutilized amount of facility     $ 965  
Enbridge Pipelines Inc. | Committed Credit Facilities        
Line of Credit Facility [Line Items]        
Line of credit facility, maximum borrowing capacity     $ 2,000  
Maturity     Dec. 31, 2028  
Unutilized amount of facility     $ 4  
Minimum | Uncommitted Demand Credit Facilities        
Line of Credit Facility [Line Items]        
Maturity     Dec. 31, 2027  
Maximum | Uncommitted Demand Credit Facilities        
Line of Credit Facility [Line Items]        
Maturity     Dec. 31, 2049  
Subsequent Event | Public Service Company of North Carolina, Incorporated        
Line of Credit Facility [Line Items]        
Number of tranche offerings | Offer 2      
Subsequent Event | Public Service Company of North Carolina, Incorporated | Senior Notes        
Line of Credit Facility [Line Items]        
Principal amount $ 500      
Subsequent Event | Public Service Company of North Carolina, Incorporated | Ten Year Senior Notes [Member]        
Line of Credit Facility [Line Items]        
Term of credit facility 10 years      
Maturity date Oct. 31, 2036      
Debt instrument maturity period (in year) 10 years      
Subsequent Event | Public Service Company of North Carolina, Incorporated | Thirty-year Senior Notes        
Line of Credit Facility [Line Items]        
Term of credit facility 30 years      
Maturity date Oct. 31, 2056      
Debt instrument maturity period (in year) 30 years