Operations - Operational impacts (Details Textuals) $ in Millions		12 Months Ended
Aug. 16, 2021 BRL (R$)	Aug. 16, 2021 USD ($)	Dec. 31, 2021 BRL (R$)
Disclosure of operating segments [line items]
Period of economic activity affected due to COVID-19 pandemic in domestic country			2 years
Oxiteno S. A. Industria e Comercio [member] \| Discontinued operations [member] \| Indorama Ventures PLC
Disclosure of operating segments [line items]
Amount to be paid at closing date in disposal group transaction	R$ 5,449,600,000	$ 1,150
Variations in working capital and net debt position in disposal group transaction	8,340,000,000	176
Initial payment made in disposal group transaction	6,283,600,000	1,326	R$ 6,283,600,000
Final payment to be made in disposal group transaction	R$ 710,800,000	$ 150
Final payment due date	April 2024	April 2024
Proportion of ownership interest in subsidiary (as a percent)	100.00%	100.00%
Oxiteno S. A. Industria e Comercio [member] \| Discontinued operations [member] \| Indorama Ventures PLC \| Brazilian real per US dollar [member]
Disclosure of operating segments [line items]
Closing foreign exchange rate (R$ / Per_USD)			4.74

The spot exchange rate at the end of the reporting period. Exchange rate is the ratio of exchange for two currencies. Spot exchange rate is the exchange rate for immediate delivery.

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