Loans, financing and debentures - Breakdown by maturity – non-current (Details) - BRL (R$)
R$ in Thousands

Dec. 31, 2024

Dec. 31, 2023

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

R$ (90,934,144)

R$ (72,414,445)

2026

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(9,308,382)

2027

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(10,884,087)

2028

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(9,561,626)

2029

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(15,477,992)

Later than five years and not later than six years

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(10,466,814)

Later than six years [Member]

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(35,235,243)

Bonds | Foreign countries

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(49,166,804)

Bonds | Foreign countries | 2026

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(3,074,751)

Bonds | Foreign countries | 2027

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(4,318,390)

Bonds | Foreign countries | 2028

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(3,083,311)

Bonds | Foreign countries | 2029

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(10,758,081)

Bonds | Foreign countries | Later than five years and not later than six years

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(6,150,231)

Bonds | Foreign countries | Later than six years [Member]

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(21,782,040)

Panda Bonds (1) | Foreign countries

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(1,016,331)

Panda Bonds (1) | Foreign countries | 2026

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(1,211)

Panda Bonds (1) | Foreign countries | 2027

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(1,017,542)

Panda Bonds (1) | Foreign countries | 2028

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

Panda Bonds (1) | Foreign countries | 2029

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

Panda Bonds (1) | Foreign countries | Later than five years and not later than six years

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

Panda Bonds (1) | Foreign countries | Later than six years [Member]

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

Export credits (“export prepayments”) | Foreign countries

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(16,283,736)

Export credits (“export prepayments”) | Foreign countries | 2026

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(5,668,270)

Export credits (“export prepayments”) | Foreign countries | 2027

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(4,889,574)

Export credits (“export prepayments”) | Foreign countries | 2028

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(3,832,090)

Export credits (“export prepayments”) | Foreign countries | 2029

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(1,893,802)

Export credits (“export prepayments”) | Foreign countries | Later than five years and not later than six years

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

Export credits (“export prepayments”) | Foreign countries | Later than six years [Member]

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

Assets Financing | Foreign countries

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(298,252)

Assets Financing | Foreign countries | 2026

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(110,452)

Assets Financing | Foreign countries | 2027

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(112,204)

Assets Financing | Foreign countries | 2028

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(69,012)

Assets Financing | Foreign countries | 2029

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(6,584)

Assets Financing | Foreign countries | Later than five years and not later than six years

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

Assets Financing | Foreign countries | Later than six years [Member]

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

Assets Financing | Country of domicile

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(56,956)

Assets Financing | Country of domicile | 2026

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(18,741)

Assets Financing | Country of domicile | 2027

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(19,114)

Assets Financing | Country of domicile | 2028

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(19,034)

Assets Financing | Country of domicile | 2029

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(67)

Assets Financing | Country of domicile | Later than five years and not later than six years

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

Assets Financing | Country of domicile | Later than six years [Member]

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

ECA - Export Credit Agency | Foreign countries

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(769,702)

ECA - Export Credit Agency | Foreign countries | 2026

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(670)

ECA - Export Credit Agency | Foreign countries | 2027

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(845)

ECA - Export Credit Agency | Foreign countries | 2028

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(780)

ECA - Export Credit Agency | Foreign countries | 2029

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(912)

ECA - Export Credit Agency | Foreign countries | Later than five years and not later than six years

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(847)

ECA - Export Credit Agency | Foreign countries | Later than six years [Member]

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(773,756)

IFC - International Finance Corporation | Foreign countries

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(5,858,208)

IFC - International Finance Corporation | Foreign countries | 2026

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(6,668)

IFC - International Finance Corporation | Foreign countries | 2027

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(305,291)

IFC - International Finance Corporation | Foreign countries | 2028

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(1,587,751)

IFC - International Finance Corporation | Foreign countries | 2029

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(2,613,047)

IFC - International Finance Corporation | Foreign countries | Later than five years and not later than six years

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(1,358,787)

IFC - International Finance Corporation | Foreign countries | Later than six years [Member]

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

BNDES – TJLP [Member] | Country of domicile | BNDES – TJLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(101,587)

BNDES – TJLP [Member] | Country of domicile | 2026 | BNDES – TJLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(90,078)

BNDES – TJLP [Member] | Country of domicile | 2027 | BNDES – TJLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(3,634)

BNDES – TJLP [Member] | Country of domicile | 2028 | BNDES – TJLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(3,634)

BNDES – TJLP [Member] | Country of domicile | 2029 | BNDES – TJLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(3,634)

BNDES – TJLP [Member] | Country of domicile | Later than five years and not later than six years | BNDES – TJLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(607)

BNDES – TJLP [Member] | Country of domicile | Later than six years [Member] | BNDES – TJLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

BNDES – TLP [Member] | Country of domicile | BNDES – TLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(4,607,102)

BNDES – TLP [Member] | Country of domicile | 2026 | BNDES – TLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(98,668)

BNDES – TLP [Member] | Country of domicile | 2027 | BNDES – TLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(158,812)

BNDES – TLP [Member] | Country of domicile | 2028 | BNDES – TLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(155,980)

BNDES – TLP [Member] | Country of domicile | 2029 | BNDES – TLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(141,823)

BNDES – TLP [Member] | Country of domicile | Later than five years and not later than six years | BNDES – TLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(366,249)

BNDES – TLP [Member] | Country of domicile | Later than six years [Member] | BNDES – TLP

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(3,685,570)

BNDES – SELIC [Member] | Country of domicile | BNDES – SELIC

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(704,825)

BNDES – SELIC [Member] | Country of domicile | 2026 | BNDES – SELIC

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(254,966)

BNDES – SELIC [Member] | Country of domicile | 2027 | BNDES – SELIC

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(33,888)

BNDES – SELIC [Member] | Country of domicile | 2028 | BNDES – SELIC

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(33,933)

BNDES – SELIC [Member] | Country of domicile | 2029 | BNDES – SELIC

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(33,979)

BNDES – SELIC [Member] | Country of domicile | Later than five years and not later than six years | BNDES – SELIC

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(34,024)

BNDES – SELIC [Member] | Country of domicile | Later than six years [Member] | BNDES – SELIC

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(314,035)

BNDES – TR | Country of domicile | BNDES – TR

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(70,015)

BNDES – TR | Country of domicile | 2026 | BNDES – TR

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(4,178)

BNDES – TR | Country of domicile | 2027 | BNDES – TR

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(4,734)

BNDES – TR | Country of domicile | 2028 | BNDES – TR

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(4,734)

BNDES – TR | Country of domicile | 2029 | BNDES – TR

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(4,734)

BNDES – TR | Country of domicile | Later than five years and not later than six years | BNDES – TR

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(4,734)

BNDES – TR | Country of domicile | Later than six years [Member] | BNDES – TR

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(46,901)

BNDES - UMBNDES | Country of domicile | BNDES - UMBNDES

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(157,555)

BNDES - UMBNDES | Country of domicile | 2026 | BNDES - UMBNDES

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(4,258)

BNDES - UMBNDES | Country of domicile | 2027 | BNDES - UMBNDES

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(8,516)

BNDES - UMBNDES | Country of domicile | 2028 | BNDES - UMBNDES

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(8,516)

BNDES - UMBNDES | Country of domicile | 2029 | BNDES - UMBNDES

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(8,516)

BNDES - UMBNDES | Country of domicile | Later than five years and not later than six years | BNDES - UMBNDES

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(8,516)

BNDES - UMBNDES | Country of domicile | Later than six years [Member] | BNDES - UMBNDES

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(119,233)

NCE ("Export Credit Notes") | Country of domicile

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(100,000)

NCE ("Export Credit Notes") | Country of domicile | 2026

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

NCE ("Export Credit Notes") | Country of domicile | 2027

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(25,000)

NCE ("Export Credit Notes") | Country of domicile | 2028

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(25,000)

NCE ("Export Credit Notes") | Country of domicile | 2029

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(25,000)

NCE ("Export Credit Notes") | Country of domicile | Later than five years and not later than six years

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(25,000)

NCE ("Export Credit Notes") | Country of domicile | Later than six years [Member]

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

NCR ("Rural producer certificate") | Country of domicile

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(2,000,000)

NCR ("Rural producer certificate") | Country of domicile | 2026

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

NCR ("Rural producer certificate") | Country of domicile | 2027

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

NCR ("Rural producer certificate") | Country of domicile | 2028

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

NCR ("Rural producer certificate") | Country of domicile | 2029

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

NCR ("Rural producer certificate") | Country of domicile | Later than five years and not later than six years

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(2,000,000)

NCR ("Rural producer certificate") | Country of domicile | Later than six years [Member]

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

Debentures | Country of domicile

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(9,738,616)

Debentures | Country of domicile | 2026

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(7,431)

Debentures | Country of domicile | 2027

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(11,767)

Debentures | Country of domicile | 2028

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(738,297)

Debentures | Country of domicile | 2029

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(11,477)

Debentures | Country of domicile | Later than five years and not later than six years

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(518,399)

Debentures | Country of domicile | Later than six years [Member]

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(8,512,595)

Total in foreign currency [Member] | Foreign countries

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(73,397,488)

Total in foreign currency [Member] | Foreign countries | 2026

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(8,844,924)

Total in foreign currency [Member] | Foreign countries | 2027

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(10,642,156)

Total in foreign currency [Member] | Foreign countries | 2028

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(8,572,498)

Total in foreign currency [Member] | Foreign countries | 2029

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(15,271,716)

Total in foreign currency [Member] | Foreign countries | Later than five years and not later than six years

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(7,509,285)

Total in foreign currency [Member] | Foreign countries | Later than six years [Member]

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(22,556,909)

Total in local currency [Member] | Country of domicile

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(17,536,656)

Total in local currency [Member] | Country of domicile | 2026

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(463,458)

Total in local currency [Member] | Country of domicile | 2027

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(241,931)

Total in local currency [Member] | Country of domicile | 2028

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(989,128)

Total in local currency [Member] | Country of domicile | 2029

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(206,276)

Total in local currency [Member] | Country of domicile | Later than five years and not later than six years

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

(2,957,529)

Total in local currency [Member] | Country of domicile | Later than six years [Member]

Disclosure of detailed information about borrowings [line items]

Non-current portion of non-current borrowings

R$ (12,678,334)