Financial instruments (Tables)

12 Months Ended

Dec. 31, 2025

Notes and other explanatory information [abstract]

Schedule of classification of financial instruments

			12/31/2025				12/31/2024
Description	Note		Measured at amortized cost		Fair value through profit and loss (1)		Measured at amortized cost		Fair value through profit and loss (1)
Assets
Current
Cash and cash equivalents		5		6,214		—		45,918		—
Trade accounts receivable		6		—		1,392		—		11,584
Cash held as collateral		10		11,253				—		—
Non-current
Loan and accounts receivable from related parties		13		18,542		—		12,953		—
Cash held as collateral		10				—		12,686		—
				36,009		1,392		71,557		11,584
Liabilities
Current
Loans and export prepayment		15		127,334		—		61,596		—
Suppliers		14		49,524		—		32,627		—
Prepayment from customer		17		—		—		—		1,514
Accounts payable related parties				3,050		—		1,240		—
Non-current
Loans and export prepayment		15		13,199		—		112,003		—
Accounts payable related parties				5,653		—		—		—
				198,760		—		207,466		1,514

⁽¹⁾ The Company measures certain financial assets and liabilities using Level 2 inputs, which are observable but not quoted in active markets.

Schedule of foreign Exchange rate risk

Description	12/31/2025
Canadian dollars
Cash and cash equivalents		7
Tax recoverable		784
Suppliers		(6,331	)
Other current liabilities		(17	)
		(5,557	)
United States dollar
Cash and cash equivalents		4,840
Trade accounts receivable		1,392
Cash held as collateral		11,253
Suppliers		(131	)
Prepayment from customer		(5,062	)
Interest on export prepayment agreement		(956	)
Export prepayment agreement		(123,800	)
		(112,464	)

Schedule of sensitivity analysis

	12/31/2025
Currency	Exchange rate		Probable scenario (1)		Scenario 1 (+/-10%)		Scenario 2 (+/-20%)
CAD (+)		4.0219		3.7686		4.1455		4.5223
CAD (-)		4.0219		3.7686		3.3917		3.0149
USD (+)		5.5024		5.1682		5.6850		6.2018
USD (-)		5.5024		5.1682		4.6514		4.1346

Schedule of effects on profit and loss

	12/31/2025
	Notional			Probable scenario (1)		Scenario 1			Scenario 2
Canadian dollar-denominated (+)		(5,557	)		374		(166	)		(615	)
Canadian dollar-denominated (-)		(5,557	)		374		1,032			1,856
U.S dollar-denominated (+)		(112,464	)		7,272		(3,613	)		(12,684	)
U.S dollar-denominated (-)		(112,464	)		7,272		20,576			37,207

⁽¹⁾ Sensitivity analysis of the scenario probable was measured using as reference the exchange rate, published by the Central Bank of Brazil, on February 24, 2026.

Schedule of sensitivity analysis of interest rate variations

		Notional			Probable scenario (1)			Scenario 1			Scenario 2
Liabilities
Rate			15.00	%		12.25	%		13.48	%		14.70	%
BDMG	SELIC (+10% and +20%)		16,611			457			7			0
Rate			4.15	%		4.27	%		4.38	%		4.48	%
Export prepayment agreement	SOFR (+2.5% and +5.0%)		100,000			(121	)		(228	)		(335	)

⁽¹⁾ Sensitivity analysis of the probable scenario was measured using as reference the rates on February 23, 2026.

Schedule of contractual maturities of financial liabilities

Contractual obligations	Up to 1 year		1-3 years		4-5 years		More than 5 years		Total
Suppliers		49,524		—		—		—		49,524
Loans and export prepayment		128,047		6,956		5,992		373		141,368
Lease liabilities		1,214		705		501		381		2,801