Notes And Other Explanatory Information [Abstract]
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2021-01-01 to 2021-12-31 |
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| Notes and other explanatory information [abstract] | |
| Disclosure of business combinations [text block] |
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| Disclosure of cash and cash equivalents [text block] |
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| Disclosure of commitments and contingent liabilities [text block] |
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| Disclosure of deferred taxes [text block] |
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| Disclosure of derivative financial instruments [text block] |
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| Disclosure of earnings per share [text block] |
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| Disclosure of entity's operating segments [text block] |
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| Disclosure of events after reporting period [text block] |
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| Disclosure of fair value measurement [text block] |
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| Disclosure of finance cost [text block] |
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| Disclosure of finance income [text block] |
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| Disclosure of financial risk management [text block] |
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| Disclosure of general and administrative expense [text block] |
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| Disclosure of general information about financial statements [text block] |
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| Disclosure of goodwill [text block] |
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| Disclosure of income tax [text block] |
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| Disclosure of intangible assets [text block] |
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| Disclosure of interests in other entities [text block] |
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| Disclosure of investment property [text block] |
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| Disclosure of investments accounted for using equity method [text block] |
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| Disclosure of other operating income (expense) [text block] |
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| Disclosure of provisions [text block] |
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| Disclosure of share capital, reserves and other equity interest [text block] |
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| Disclosure of trade and other payables [text block] |
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| Disclosure of trade and other receivables [text block] |
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