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Summary of significant accounting policies (Details 3) - Argentina Consumer Price [Member]	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Statement [Line Items]
Level of price index	1,138.64	578.87	384.01
Price index movements	95.5	50	35.5

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- Definition

The value of the level of the general price index used to restate financial statement information of an entity whose functional currency is the currency of a hyperinflationary economy.

+ References

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- Definition

The movements in the general price index used to restate financial statement information of an entity whose functional currency is the currency of a hyperinflationary economy.

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