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33 Supplemental cash flow information | 12 Months Ended
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Dec. 31, 2020
Supplemental Cash Flow Informations Abstract |
Supplemental cash flow information |
33 | Supplemental cash flow information
| 2020 | 2019 | 2018
Total additions to contract assets (Note 14) | 3,948,158 | 3,532,283 | 3,188,943
Total additions to intangible assets (Note 15 (b)) | 411,285 | 1,788,907 | 1,144,728
Items not affecting cash (see breakdown below) | (1,095,285) | (2,125,943) | (2,201,112)
Total additions to intangible assets as per statement of cash flows | 3,300,158 | 3,195,247 | 2,132,559
Investments and financing operations affecting intangible assets but not cash: |  |  |
Interest capitalized in the year (Note 15 (d)) | 238,330 | 233,251 | 488,502
Contractors payable | 142,514 | 252,675 | 297,872
Program contract commitments | 4,422 | 35,817 | 149,974
Public Private Partnership - São Lourenço PPP (Note 15 (g)) | - | 10,591 | 273,737
Performance agreements | 314,720 | 78,296 | -
Right of use | 28,549 | 113,233 | -
Construction margin (Note 26) | 85,976 | 65,172 | 63,013
Agreement with the Municipality of Mauá (Note 10 (a)) | 280,774 | - | -
Agreement with the Municipality of Santo André | - | 1,336,908 | -
Agreement with the municipality of Guarulhos | - | - | 928,014
Total | 1,095,285 | 2,125,943 | 2,201,112

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