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Financial Instruments - Summary Of Sensitivity Analysis (Detail)
$ in Millions
Dec. 31, 2024
USD ($)
Market risk [member] | EMBR [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk $ 10.5
Market risk [member] | EVEX [member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk (86.0)
Interest rate risk [member] | DI [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of assets exposed to risk 87.7
Carrying amount of liabilities exposed to risk (3.3)
Interest rate risk [member] | Euro Interbank Offered Rate [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk (1.2)
Interest rate risk [member] | Securities Industries And Financial Markets [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk (20.0)
Interest rate risk [member] | Secured Overnight Financing Rate [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk (127.5)
Interest rate risk [member] | TR [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk (7.4)
Currency risk [member] | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of assets exposed to risk 105.2
Currency risk [member] | Euro Member Countries, Euro  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 2.5
Currency risk [member] | Loans and Financing [Member] | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk (23.7)
Currency risk [member] | Other liabilities [Member] | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk (401.1)
Currency risk [member] | Derivative instruments [Member] | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk (17.6)
Currency risk [member] | Other assets | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of assets exposed to risk 264.4
Profit Or Loss [Member] | Market risk [member] | EMBR [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.5
Profit Or Loss [Member] | Market risk [member] | EVEX [member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk (1.7)
Profit Or Loss [Member] | Interest rate risk [member] | DI [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of assets exposed to risk 16.2
Carrying amount of liabilities exposed to risk (0.6)
Profit Or Loss [Member] | Interest rate risk [member] | Euro Interbank Offered Rate [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.2
Profit Or Loss [Member] | Interest rate risk [member] | Securities Industries And Financial Markets [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 2.6
Profit Or Loss [Member] | Interest rate risk [member] | Secured Overnight Financing Rate [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 16.7
Profit Or Loss [Member] | Interest rate risk [member] | TR [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk (0.3)
Profit Or Loss [Member] | Currency risk [member] | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of assets exposed to risk (3.3)
Profit Or Loss [Member] | Currency risk [member] | Euro Member Countries, Euro  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.0
Profit Or Loss [Member] | Currency risk [member] | Loans and Financing [Member] | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.7
Profit Or Loss [Member] | Currency risk [member] | Other liabilities [Member] | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 12.5
Profit Or Loss [Member] | Currency risk [member] | Derivative instruments [Member] | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.0
Profit Or Loss [Member] | Currency risk [member] | Other assets | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of assets exposed to risk (8.2)
Equity [Member] | Market risk [member] | EMBR [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.0
Equity [Member] | Market risk [member] | EVEX [member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.0
Equity [Member] | Interest rate risk [member] | DI [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of assets exposed to risk 0.0
Carrying amount of liabilities exposed to risk 0.0
Equity [Member] | Interest rate risk [member] | Euro Interbank Offered Rate [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.0
Equity [Member] | Interest rate risk [member] | Securities Industries And Financial Markets [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.0
Equity [Member] | Interest rate risk [member] | Secured Overnight Financing Rate [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.0
Equity [Member] | Interest rate risk [member] | TR [Member]  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.0
Equity [Member] | Currency risk [member] | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of assets exposed to risk 0.0
Equity [Member] | Currency risk [member] | Euro Member Countries, Euro  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.0
Equity [Member] | Currency risk [member] | Loans and Financing [Member] | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.0
Equity [Member] | Currency risk [member] | Other liabilities [Member] | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 0.0
Equity [Member] | Currency risk [member] | Derivative instruments [Member] | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of liabilities exposed to risk 6.3
Equity [Member] | Currency risk [member] | Other assets | Brazil, Brazil Real  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount of assets exposed to risk $ 0.0