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Operating Costs and Expenses (Tables)
 12 Months Ended
Dec. 31, 2022
Operating Costs And Expenses  
Schedule of operating costs and expenses
             
      General        
       and Other       
  Operational Selling administrative operational       
  costs expenses expenses expenses, net 12.31.2022 12.31.2021 12.31.2020
Non-manageable costs and expenses              
Electricity purchased for resale (31.1) (8,096,910) - - - (8,096,910) (9,503,743) (6,829,530)
Charge of the main distribution and transmission grid (2,520,527) - - - (2,520,527) (2,501,641) (1,525,567)
Materials and supplies for power electricity (120,409) - - - (120,409) (1,854,948) (404,496)
Natural gas and supplies for gas business (939,516) - - - (939,516) (506,065) (354,701)
  (11,677,362) - - - (11,677,362) (14,366,397) (9,114,294)
Manageable costs and expenses              
Personnel and management (31.2) (683,018) (6,637) (337,207) - (1,026,862) (1,550,857) (1,601,895)
Pension and healthcare plans (Note 22.3) (181,080) (1,028) (84,073) - (266,181) (248,773) (228,634)
Materials (80,822) (7) (11,618) - (92,447) (69,822) (72,680)
Third-party services (31.3) (600,781) (5,784) (194,178) - (800,743) (706,599) (558,041)
Credit losses, provisions and reversals(31.4) (84,387) (125,132) -  (621,697) (831,216) (184,990) (201,415)
Other operational costs and expenses, net (31.6) (253,486) (48,150) (119,162)  (113,696) (534,494) (365,285) (369,154)
  (1,883,574) (186,738) (746,238)  (735,393) (3,551,943) (3,126,326) (3,031,819)
Other              
Depreciation and amortization (1,218,259) (2) (57,483) (25,238) (1,300,982) (1,082,539) (1,009,913)
Construction cost (31.5) (2,149,212) - - - (2,149,212) (1,899,844) (1,417,504)
  (3,367,471) (2) (57,483) (25,238) (3,450,194) (2,982,383) (2,427,417)
  (16,928,407) (186,740) (803,721)  (760,631) (18,679,499) (20,475,106) (14,573,530)
Electricity purchased for resale
       
  12.31.2022 12.31.2021 12.31.2020
Purchase of Energy in the Regulated Environment - CCEAR 3,538,507 3,872,427 3,107,956
Itaipu Binacional 1,460,955 1,787,691 1,766,058
Electric Energy Trade Chamber - CCEE  370,207 1,673,116 1,176,798
Bilateral contracts 2,609,713 2,578,241 1,087,439
Program for incentive to alternative energy sources - Proinfa  437,461 271,435  221,406
Micro and mini generators  675,804 360,371  161,324
Fair value in the purchase and sale of power  - 35,818  -
(-) PIS/Pasep/Cofins taxes on electricity purchased for resale (995,737)  (1,075,356) (691,451)
   8,096,910 9,503,743 6,829,530
Personnel and management
       
  12.31.2022 12.31.2021 12.31.2020
Personnel      
Salaries and management fees  655,094  691,660  696,837
Social charges on payroll  217,267  227,381  227,485
Meal and education allowance 98,963  102,957  107,052
Voluntary retirement program  (9,315)  139,232 66,905
   962,009 1,161,230 1,098,279
Management      
Salaries and management fees 18,717 18,118 18,465
Social charges on payroll 3,872 3,832 3,233
Other expenses  256  254  237
  22,845 22,204 21,935
       
Provisions for performance and profit sharing      
of employees and administrators 42,008  367,423  481,681
       
   1,026,862  1,550,857  1,601,895
Third party services
       
  12.31.2022 12.31.2021 12.31.2020
Maintenance of electrical system  338,283  319,162  206,688
Maintenance of facilities  97,216  103,726  97,889
Communication, processing and transmission of data  91,713  64,772  42,244
Consumer service / call center  83,203  66,733  56,583
Meter reading and bill delivery   53,660  52,831  48,895
Consulting and audit  53,344  38,832  41,043
Other services  83,324  60,543  64,699
  800,743 706,599 558,041
Credit losses, provisions and reversals
       
  12.31.2022 12.31.2021 12.31.2020
Provision for legal claims (Note 28) 626,602 190,071 150,269
Impairment of assets      
Power generation concession contract   9,061 (2,604) (10,502)
Gas operations (Note 11.1)  1,629  15,688 -
Property, plant and equipment - generation segment  73,697  (147,938) (37,609)
Expected credit losses (Trade accounts and Other receivables)  125,132  125,226  92,587
Tax credits estimated losses (reversal of losses)  (4,905) 4,547 (1,298)
Provision (reversal) for losses on equity interests  -  -  7,968
  831,216 184,990 201,415
Construction costs
       
  12.31.2022 12.31.2021 12.31.2020
Materials   1,229,643 1,088,808  781,807
Third party services 704,105  626,540  460,952
Personnel 171,369  155,182  140,108
Other 44,095  29,314  34,637
  2,149,212 1,899,844 1,417,504
Other operating costs and expenses, net
       
  12.31.2022 12.31.2021 12.31.2020
Financial offset for the use of water resources  142,270 85,545 63,841
Taxes 61,856 43,308 37,847
Net losses (gains) in the decommissioning and disposal of assets 58,260 (61) 44,020
Collection charge 47,923 50,371 49,903
Insurance 42,460 33,678 26,593
Leasing and rent 39,128 21,067 9,705
Fair value of power generation concession assets 26,451  -  -
Aneel inspection fee 17,332 16,892  -
Compensation 14,703 48,679 38,423
Donations, contributions, grants, tax incentives (a) 8,117 41,152 22,136
Advertising and publicity      
Associação das Emissoras de Radiodifusão do Paraná - AERP 11,789 11,400 11,455
Publicity 10,593 11,953 9,598
Sponsorship 2,620  897 1,126
Talento Olímpico Paranaense - TOP 4,665 4,750 4,750
Other net income, costs and expenses 46,327  (4,346) 49,757
   534,494  365,285  369,154
(a) The balance includes the Company's social investments in education, culture, health, sports, among others, including incentive donations used as a tax benefit.