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Financial Instruments and Risks - Guarantees (Details) R$ in Thousands, $ in Millions	Dec. 31, 2018 USD ($)	Dec. 31, 2018 BRL (R$)	Dec. 31, 2017 USD ($)	Dec. 31, 2017 BRL (R$)
Financial Instruments and Risks
Consolidated operations of accounts receivable indexed to exports	$ 365	R$ 1,417,026	$ 429	R$ 1,421,446

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- References

No definition available.

+ Details

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Namespace Prefix:	ifrs-full_
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- Definition

The amount of consolidated operations of accounts receivable operations indexed to exports.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant