Notes And Other Explanatory Information [Abstract]
| Concept | 2024-01-01 to 2024-12-31 | 
|---|---|
| Notes and other explanatory information [abstract] | |
| Disclosure of accounting judgements and estimates [text block] |  | 
| Disclosure of allowance for credit losses [text block] |  | 
| Disclosure of auditors' remuneration [text block] |  | 
| Disclosure of basis of consolidation [text block] | 
                                                Consolidation practices
                                                
                                             | 
| Disclosure of basis of preparation of financial statements [text block] | 
                                                General
                                                
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| Disclosure of borrowings [text block] |  | 
| Disclosure of cash and cash equivalents [text block] |  | 
| Disclosure of cash flow statement [text block] |  | 
| Disclosure of changes in accounting policies [text block] |  | 
| Disclosure of collateral [text block] |  | 
| Disclosure of commitments and contingent liabilities [text block] |  | 
| Disclosure of contingent liabilities [text block] |  | 
| Disclosure of credit risk [text block] | 
                                                Credit risk
                                                
                                             | 
| Disclosure of discontinued operations [text block] |  | 
| Disclosure of earnings per share [text block] |  | 
| Disclosure of effect of changes in foreign exchange rates [text block] |  | 
| Disclosure of employee benefits [text block] |  | 
| Disclosure of entity's operating segments [text block] |  | 
| Disclosure of events after reporting period [text block] |  | 
| Disclosure of fair value measurement [text block] |  | 
| Disclosure of finance income (cost) [text block] |  | 
| Disclosure of financial instruments [text block] |  | 
| Disclosure of income tax [text block] | 
                                                Tax
                                                
                                             | 
| Disclosure of investment property [text block] |  | 
| Disclosure of issued capital [text block] |  | 
| Disclosure of liquidity risk [text block] |  | 
| Disclosure of market risk [text block] | 
                                                Market risks
                                                
                                             | 
| Disclosure of material accounting policy information [text block] |  | 
| Disclosure of non-current assets or disposal groups classified as held for sale [text block] |  | 
| Disclosure of objectives, policies and processes for managing capital [text block] |  | 
| Disclosure of property, plant and equipment [text block] |  | 
| Disclosure of trade and other receivables [text block] |  |