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34. COMMITMENTS (Details) R$ in Millions | Dec. 31, 2020 BRL (R$)
--- | ---
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | R$ 187,418
Physical quota guarantees [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 21,103
Other energy purchase contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 49,360
Transport of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 1,524
Quotas of angra 1 and angra 2 [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 7,819
Purchase of energy bilateral contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 1,365
Purchase of energy auctions [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 64,900
Purchase of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 41,347
2021 [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 11,002
2021 [member] | Physical quota guarantees [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 812
2021 [member] | Other energy purchase contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 4,450
2021 [member] | Transport of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 189
2021 [member] | Quotas of angra 1 and angra 2 [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 288
2021 [member] | Purchase of energy bilateral contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 332
2021 [member] | Purchase of energy auctions [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 3,416
2021 [member] | Purchase of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 1,515
2022 [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 11,308
2022 [member] | Physical quota guarantees [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 812
2022 [member] | Other energy purchase contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 4,723
2022 [member] | Transport of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 215
2022 [member] | Quotas of angra 1 and angra 2 [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 291
2022 [member] | Purchase of energy bilateral contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 332
2022 [member] | Purchase of energy auctions [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 3,387
2022 [member] | Purchase of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 1,548
2023 [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 11,256
2023 [member] | Other energy purchase contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 4,622
2023 [member] | Transport of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 218
2023 [member] | Quotas of angra 1 and angra 2 [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 299
2023 [member] | Purchase of energy bilateral contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 332
2023 [member] | Purchase of energy auctions [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 3,378
2023 [member] | Purchase of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 1,595
2024 [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 10,166
2024 [member] | Other energy purchase contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 3,478
2024 [member] | Transport of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 222
2024 [member] | Quotas of angra 1 and angra 2 [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 301
2024 [member] | Purchase of energy bilateral contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 222
2024 [member] | Purchase of energy auctions [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 3,536
2024 [member] | Purchase of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 1,595
2025 [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 9,571
2025 [member] | Physical quota guarantees [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 812
2025 [member] | Other energy purchase contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 3,310
2025 [member] | Transport of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 159
2025 [member] | Quotas of angra 1 and angra 2 [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 300
2025 [member] | Purchase of energy bilateral contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 67
2025 [member] | Purchase of energy auctions [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 3,328
2025 [member] | Purchase of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 1,595
After 2026 [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 134,115
After 2026 [member] | Physical quota guarantees [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 17,043
After 2026 [member] | Other energy purchase contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 28,777
After 2026 [member] | Transport of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 521
After 2026 [member] | Quotas of angra 1 and angra 2 [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 6,340
After 2026 [member] | Purchase of energy bilateral contracts [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 80
After 2026 [member] | Purchase of energy auctions [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | 47,855
After 2026 [member] | Purchase of energy from itaipu [member] |
Disclosure of detailed information about financial instruments [line items] |
Total contractual obligations and commitments | R$ 33,499

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