XML 258 R182.htm IDEA: XBRL DOCUMENT

Supplemental cash flow information (Details) - BRL (R$) R$ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Supplemental Cash Flow Information
Total additions to contract assets (Note 14)	R$ 6,675,914	R$ 6,026,053	R$ 5,240,528
Total additions to intangible assets (Note 15 (b))	2,862,651	258,473	75,400
Items not affecting cash (see breakdown below)	(1,608,619)	(2,293,201)	(1,765,391)
Total additions to intangible and contract assets according to the statement of cash flows	7,929,946	3,991,325	3,550,537
Investments and financing operations affecting intangible assets but not cash:
Interest capitalized in the year (Note 14 (a))	564,302	638,208	622,803
Contractors payable	748,088	419,457	414,645
Performance agreements	72,205	1,001,528	576,392
Right of use	84,048	108,405	42,182
Construction margin (Note 28)	139,976	125,603	109,369
Total	R$ 1,608,619	R$ 2,293,201	R$ 1,765,391