v3.25.1
INVESTMENTS IN SUBSIDIARIES AND ASSOCIATES - Acquisition of subsidiaries - Narrative (Details 1) - Companhia Paranaense de Gás - Compagás [member] - BRL (R$)
R$ in Thousands
12 Months Ended
Sep. 16, 2024
Dec. 31, 2024
Disclosure of detailed information about business combination [line items]    
Net operating revenue since the acquisition date   R$ 314,288
Net income since the acquisition date   22,746
Consolidated with 12 months, Net operating revenue   651,206
Consolidated with 12 months, Net profit (loss) for the year   R$ 26,448
Compass Dois LTDA [Member]    
Disclosure of detailed information about business combination [line items]    
Percentage of voting equity interests acquired (as a percent) 51.00% 51.00%
Transferred consideration R$ 962,125  
Cash transferred 384,394  
Remaining installments 577,731 R$ 595,567
Interest payable outstanding balance updated by SELIC   R$ 17,835
Compass Gas E Energia S A [Member] | Compass Dois LTDA [Member]    
Disclosure of detailed information about business combination [line items]    
Transferred consideration R$ 962,125  
Compass Gas E Energia S A [Member] | Compass Dois LTDA [Member] | Indirect    
Disclosure of detailed information about business combination [line items]    
Percentage of ownership interest 63.50%