Disclosure Of Material Accounting Policy Information [Text Block]
| Concept | 2024-01-01 to 2024-12-31 | 
|---|---|
| Disclosure of material accounting policy information [text block] |  | 
| Description of accounting policy for business combinations [text block] | 
                                                H. Acquisitions (Business combinations)
                                                
                                             | 
| Description of accounting policy for cash flows [text block] | 
                                                O. Statement of cash flows
                                                
                                             | 
| Description of accounting policy for construction in progress [text block] | 
                                                R. Other assets
                                                
                                             | 
| Description of accounting policy for determining components of cash and cash equivalents [text block] | 
                                                S. Cash and cash equivalents
                                                
                                             | 
| Description of accounting policy for discontinued operations [text block] | 
                                                I. Discontinued operations
                                                
                                             | 
| Description of accounting policy for employee benefits [text block] | 
                                                G. Employee benefits
                                                
                                             | 
| Description of accounting policy for expenses [text block] | 
                                                W2. Insurance service expenses
                                                
                                             | 
| Description of accounting policy for insurance contracts and related assets, liabilities, income and expense [text block] | 
                                                F1. Insurance contracts
                                                
                                             | 
| Description of accounting policy for investments other than investments accounted for using equity method [text block] | 
                                                D. Investment property
                                                
                                             | 
| Description of accounting policy for leases [text block] | 
                                                V. Leasing
                                                
                                             | 
| Description of accounting policy for intangible assets other than goodwill [text block] | 
                                                C. Intangible assets
                                                
                                             | 
| Description of accounting policy for interest income and expense [text block] | 
                                                W3. Investment income
                                                
                                             | 
| Description of accounting policy for investments in joint ventures [text block] | 
                                                Q. Associates and joint ventures
                                                
                                             | 
| Description of accounting policy for recognition of revenue [text block] | 
                                                W1. Insurance contract revenue
                                                
                                             | 
| Description of accounting policy for reinsurance [text block] | 
                                                F2. Reinsurance contracts
                                                
                                             | 
| Description of accounting policy for repairs and maintenance [text block] | 
                                                P. Property, plant and equipment
                                                
                                             | 
| Description of accounting policy for segment reporting [text block] | 
                                                L. Segment information
                                                
                                             | 
| Description of accounting policy for trade and other payables [text block] | 
                                                U. Financing
                                                
                                             | 
| Description of accounting policy for trade and other receivables [text block] | 
                                                E. Financial assets and financial liabilities
                                                
                                             | 
| Description of accounting policy for treasury shares [text block] | 
                                                T. Equity
                                                
                                             |