XML 221 R203.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Operating Costs and Expenses - Schedule of Outsourced Services (Details) - BRL (R$) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | R$ 1,458 | R$ 1,052 | R$ 682
Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 1,902 | 1,706 | 1,450
Meter reading and bill delivery [Member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 161 | 146 | 134
Communication [Member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 169 | 153 | 148
Maintenance and conservation of electrical facilities and equipment [Member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 708 | 589 | 485
Building conservation and cleaning [Member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 85 | 73 | 72
Security services [Member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 20 | 17 | 17
Consultancy [Member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 21 | 39 | 43
Information technology [Member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 174 | 146 | 93
Disconnection and reconnection [Member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 87 | 90 | 82
Legal services and procedural costs [Member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 32 | 40 | 32
Environment services [Member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 58 | 49 | 46
Cleaning of power line pathways [Member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 117 | 91 | 92
Copying and legal publications [Member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 17 | 18 | 18
Inspection of Customers [Member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | 45 | 41 | 33
Other [member] | Operating Cost [Member] |  |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |  |
Total | R$ 208 | R$ 214 | R$ 155

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