XML 193 R174.htm IDEA: XBRL DOCUMENT v3.21.1
29. SEGMENT INFORMATION (Details) - BRL (R$)
R$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Disclosure of operating segments [line items]      
Net revenues R$ 30,064,020 R$ 25,436,417 R$ 22,968,885
Cost of sales and services 19,124,901 17,263,264 16,105,657
Gross profit 10,939,119 8,173,153 6,863,228
General and administrative expenses (2,508,875) (2,853,870) (2,757,711)
Other operating (income) expenses, net (2,787,562) (1,903,081) 2,705,335
Equity in results of affiliated companies 124,324 [1] 175,524 [1] 135,706
Operating result before Financial Income and Taxes 5,714,437 3,541,917 6,946,560
Domestic market [member]      
Disclosure of operating segments [line items]      
Net revenues 12,886,213 10,950,701 11,353,437
Foreign market [member]      
Disclosure of operating segments [line items]      
Net revenues 17,177,807 14,485,716 11,615,450
Asia [member]      
Disclosure of operating segments [line items]      
Net revenues 8,606,405 8,209,796 5,760,316
North America [member]      
Disclosure of operating segments [line items]      
Net revenues 922,299 767,977 1,506,041
Latin America [member]      
Disclosure of operating segments [line items]      
Net revenues 327,900 169,036 369,830
Euro [member]      
Disclosure of operating segments [line items]      
Net revenues 7,315,862 5,336,861 3,921,034
Others [member]      
Disclosure of operating segments [line items]      
Net revenues 4,346 2,046 58,229
Steel [member]      
Disclosure of operating segments [line items]      
Net revenues 16,602,895 13,949,032 15,634,143
Cost of sales and services 14,170,692 12,962,861 12,613,216
Gross profit 2,432,203 986,171 3,020,927
General and administrative expenses (922,862) (834,977) (984,980)
Other operating (income) expenses, net (392,061) (1,055,190) 1,993,790
Equity in results of affiliated companies    
Operating result before Financial Income and Taxes 1,117,280 (903,996) 4,029,736
Steel [member] | Domestic market [member]      
Disclosure of operating segments [line items]      
Net revenues 11,721,339 10,027,999 10,328,372
Steel [member] | Foreign market [member]      
Disclosure of operating segments [line items]      
Net revenues 4,881,556 3,921,033 5,305,771
Steel [member] | Asia [member]      
Disclosure of operating segments [line items]      
Net revenues   2,980 40,681
Steel [member] | North America [member]      
Disclosure of operating segments [line items]      
Net revenues 922,299 767,977 1,506,041
Steel [member] | Latin America [member]      
Disclosure of operating segments [line items]      
Net revenues 327,900 169,036 369,830
Steel [member] | Euro [member]      
Disclosure of operating segments [line items]      
Net revenues 3,627,011 2,978,994 3,330,991
Steel [member] | Others [member]      
Disclosure of operating segments [line items]      
Net revenues 4,346 2,046 58,229
Mining [member]      
Disclosure of operating segments [line items]      
Net revenues 12,683,231 10,027,649 5,984,781
Cost of sales and services 5,531,763 4,396,247 3,585,691
Gross profit 7,151,468 5,631,402 2,399,091
General and administrative expenses (179,806) (186,189) (144,754)
Other operating (income) expenses, net (665,881) (218,009) (222,957)
Equity in results of affiliated companies    
Operating result before Financial Income and Taxes 6,305,781 5,227,204 2,031,379
Mining [member] | Domestic market [member]      
Disclosure of operating segments [line items]      
Net revenues 1,532,589 926,836 972,360
Mining [member] | Foreign market [member]      
Disclosure of operating segments [line items]      
Net revenues 11,150,642 9,100,813 5,012,420
Mining [member] | Asia [member]      
Disclosure of operating segments [line items]      
Net revenues 7,461,791 6,742,946 4,422,377
Mining [member] | Euro [member]      
Disclosure of operating segments [line items]      
Net revenues 3,688,851 2,357,867 590,043
Logistics [member] | Port [member]      
Disclosure of operating segments [line items]      
Net revenues 256,371 240,451 266,378
Cost of sales and services 187,860 173,344 189,999
Gross profit 68,511 67,107 76,378
General and administrative expenses (21,949) (34,560) (35,423)
Other operating (income) expenses, net (5,420) (3,860) (2,469)
Equity in results of affiliated companies    
Operating result before Financial Income and Taxes 41,142 28,687 38,486
Logistics [member] | Port [member] | Domestic market [member]      
Disclosure of operating segments [line items]      
Net revenues 256,371 240,451 266,378
Logistics [member] | Railroads [member]      
Disclosure of operating segments [line items]      
Net revenues 1,489,647 1,321,355 1,506,114
Cost of sales and services 1,094,130 1,030,210 1,049,071
Gross profit 395,517 291,145 457,043
General and administrative expenses (114,970) (109,770) (106,412)
Other operating (income) expenses, net 52,569 147,155 (34,911)
Equity in results of affiliated companies    
Operating result before Financial Income and Taxes 333,116 328,530 315,721
Logistics [member] | Railroads [member] | Domestic market [member]      
Disclosure of operating segments [line items]      
Net revenues 1,489,647 1,321,355 1,506,114
Energy [member]      
Disclosure of operating segments [line items]      
Net revenues 172,859 325,343 410,606
Cost of sales and services 128,227 266,754 286,734
Gross profit 44,632 58,589 123,872
General and administrative expenses (30,243) (29,034) (27,948)
Other operating (income) expenses, net (2,967) (1,486) (387)
Equity in results of affiliated companies    
Operating result before Financial Income and Taxes 11,422 28,069 95,537
Energy [member] | Domestic market [member]      
Disclosure of operating segments [line items]      
Net revenues 172,859 325,343 410,606
Cement [member]      
Disclosure of operating segments [line items]      
Net revenues 858,192 570,805 588,230
Cost of sales and services 647,132 607,719 544,266
Gross profit 211,060 (36,914) 43,965
General and administrative expenses (88,232) (91,466) (95,893)
Other operating (income) expenses, net (44,893) (40,630) 299
Equity in results of affiliated companies    
Operating result before Financial Income and Taxes 77,935 (169,010) (51,628)
Cement [member] | Domestic market [member]      
Disclosure of operating segments [line items]      
Net revenues 857,197 570,805 588,230
Cement [member] | Foreign market [member]      
Disclosure of operating segments [line items]      
Net revenues 995    
Cement [member] | Latin America [member]      
Disclosure of operating segments [line items]      
Net revenues 995    
Corporate expenses/elimination [member]      
Disclosure of operating segments [line items]      
Net revenues (1,999,175) (998,218) (1,421,366)
Cost of sales and services (2,634,903) (2,173,871) (2,163,321)
Gross profit 635,728 1,175,653 741,956
General and administrative expenses (1,150,813) (1,567,874) (1,362,302)
Other operating (income) expenses, net (1,728,909) (731,061) 971,970
Equity in results of affiliated companies 71,755 125,715 135,706
Operating result before Financial Income and Taxes (2,172,239) (997,567) 487,330
Corporate expenses/elimination [member] | Domestic market [member]      
Disclosure of operating segments [line items]      
Net revenues (3,143,789) (2,462,088) (2,718,623)
Corporate expenses/elimination [member] | Foreign market [member]      
Disclosure of operating segments [line items]      
Net revenues 1,144,614 1,463,870 1,297,258
Corporate expenses/elimination [member] | Asia [member]      
Disclosure of operating segments [line items]      
Net revenues R$ 1,144,614 R$ 1,463,870 R$ 1,297,258
[1] The table below shows the reconciliation of the equity in results of affiliated companies classified as joint venture and associates and the amount disclosed in the income statement and it is due to the elimination of the results of the CSN's transactions with these companies.