v3.26.1
MATERIAL ACCOUNTING POLICY INFORMATION - Narrative (Details)
12 Months Ended
Dec. 24, 2024
Dec. 31, 2025
segment
Disclosure of detailed information about property, plant and equipment [line items]    
Useful life of intangible asset (in years)   15 years
Reporting segments   1
Operating segments   1
Brazilian regulated gas transmission operation    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful life of intangible asset (in years)   27 years
Class Exchangeable Shares    
Disclosure of detailed information about property, plant and equipment [line items]    
Redeemable and exchangeable partnership units, exchange ratio 1