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Supplemental cash flow information (Details) - BRL (R$) R$ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Supplemental Cash Flow Information |  |
Total additions to contract assets (Note 13) | R$ 1,270,667 | R$ 1,204,867
Total additions to intangible assets (Note 14 (b)) | 133,759 | 322
Items not affecting cash (see breakdown below) | (833,016) | (634,857)
Total additions to intangible and contract assets according to the statement of cash flows | 571,410 | 570,332
Investments and financing operations affecting intangible assets but not cash: |  |
Interest capitalized in the period (Note 13 (a)) | 154,395 | 167,802
Contractors payable | 453,671 | 240,833
Performance agreements | 64,229 | 199,383
Right of use | 130,666 | 320
Construction margin (Note 25) | 30,055 | 26,519
Total | R$ 833,016 | R$ 634,857

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