XML 171 R137.htm IDEA: XBRL DOCUMENT v3.25.1
Property, Plant and Equipment (Details Narrative) - BRL (R$)
R$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Disclosure of detailed information about property, plant and equipment [line items]    
Financing and debentures costs R$ 2,820 R$ 2,355
Financing and debenture average rate 0.049% 0.051%
2024    
Disclosure of detailed information about property, plant and equipment [line items]    
Increased depreciation if concessions were not renewed R$ 1,044  
2025 to 2028    
Disclosure of detailed information about property, plant and equipment [line items]    
Increased depreciation if concessions were not renewed 17,000  
2029 to 2038    
Disclosure of detailed information about property, plant and equipment [line items]    
Increased depreciation if concessions were not renewed 530,126  
2039 to 2054    
Disclosure of detailed information about property, plant and equipment [line items]    
Increased depreciation if concessions were not renewed 564,768  
Copel Ge T [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Financing and debentures costs R$ 1,373  
Financing and debenture average rate 1.97%  
Bottom of range [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Increase in the real discount rate after taxes 5.00%  
Top of range [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Increase in the real discount rate after taxes 10.00%  
U E G Araucaria [Member] | Bottom of range [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Real and pre-tax discount rate   5.03%
U E G Araucaria [Member] | Top of range [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Real and pre-tax discount rate   15.54%