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Basis of preparation of financial statements (Tables)

12 Months Ended

Dec. 31, 2023

Notes and other explanatory information [abstract]

Schedule of exchange rates used to translate its foreign operations

Schedule of exchange rates used to translate its foreign operations
		Closing rate						Average rate
		2023		2022		2021		2023		2022		2021
US Dollar ("US$")		4.8413		5.2177		5.5805		4.9954		5.1655		5.3956
Canadian dollar ("CAD")		3.6522		3.8550		4.3882		3.7026		3.9705		4.3042
Euro ("EUR")		5.3516		5.5694		6.3210		5.4023		5.4420		6.3784

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- Definition

The entire disclosure for the effect of changes in foreign exchange rates.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-URIDate 2023-03-23

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- References

No definition available.

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