XML 151 R130.htm IDEA: XBRL DOCUMENT
v3.25.1

Intangible Assets - Schedule of Changes in Intangible Assets (Details) - BRL (R$) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
IfrsStatementLineItems [Line Items] |  |  |  |  |  |
Beginning balance | R$ 15,249 |  | R$ 14,621 |  | R$ 12,953 |
Additions | 248 |  | 187 |  | 119 |
Disposals | (62) |  | (94) |  | (57) |
Amotization | (1,146) |  | (1,055) |  | (956) |
Transfers | 2,517 |  | 1,590 |  | 2,562 |
Ending balance | 16,806 |  | 15,249 |  | 14,621 |
Intangible Assets under Development [Member] |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |
Beginning balance | 196 |  | 206 |  | 161 |
Additions | 214 |  | 158 |  | 106 |
Disposals |  |  | (3) |  |  |
Amotization |  |  |  |  |  |
Transfers | 90 |  | 165 |  | 61 |
Ending balance | 320 |  | 196 |  | 206 |
Temporary Easements Intangible Assets [Member] |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |
Beginning balance | 8 |  | 9 |  | 10 |
Additions |  |  |  |  |  |
Disposals |  |  |  |  |  |
Amotization | (1) |  | (1) |  | (1) |
Transfers |  | [1] |  | [2] |  | [3]
Ending balance | 7 |  | 8 |  | 9 |
Onerous Concession [Member] |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |
Beginning balance | 4 |  | 4 |  | 5 |
Additions |  |  |  |  |  |
Disposals |  |  |  |  |  |
Amotization | (1) |  |  |  | (1) |
Transfers |  |  |  |  |  |
Ending balance | 3 |  | 4 |  | 4 |
Assets of Concession [Member] |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |
Beginning balance | 14,284 |  | 13,555 |  | 11,807 |
Additions | 24 |  | 3 |  |  |
Disposals | (62) |  | (81) |  | (57) |
Amotization | (1,000) |  | (914) |  | (817) |
Transfers | 2,582 |  | 1,721 |  | 2,622 |
Ending balance | 15,828 |  | 14,284 |  | 13,555 |
Assets of Concession GSF [Member] |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |
Beginning balance | 697 |  | 832 |  | 966 |
Additions |  |  |  |  |  |
Disposals |  |  |  |  |  |
Amotization | (133) |  | (135) |  | (134) |
Transfers |  |  |  |  |  |
Ending balance | 564 |  | 697 |  | 832 |
Other Intangible Assets [Member] |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |
Beginning balance | 60 |  | 15 |  | 4 |
Additions | 10 |  | 26 |  | 13 |
Disposals |  |  | (10) |  |  |
Amotization | (11) |  | (5) |  | (3) |
Transfers | 25 |  | 34 |  | 1 |
Ending balance | 84 |  | 60 |  | 15 |
Useful Life Defined Intangible Asset [Member] |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |
Beginning balance | 15,053 |  | 14,415 |  | 12,792 |
Additions | 34 |  | 29 |  | 13 |
Disposals | (62) |  | (91) |  | (57) |
Amotization | (1,146) |  | (1,055) |  | (956) |
Transfers | 2,607 |  | 1,755 |  | 2,623 |
Ending balance | R$ 16,486 |  | R$ 15,053 |  | R$ 14,415 |
[1] | The transfers were made between concession contract assets to Intangible assets: in 2024 of R$2,517 (R$1,590 in 2023).
[2] | The transfers were made between concession contract assets to Intangible assets: R$1,590 in 2023 (R$2,448 in 2022).
[3] | The main transfers were made between concession contract assets to Intangible assets: in 2022 of R$2,448.

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