Disclosure Of Fair Value Measurement [Text Block]
| Concept | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2021-12-31 | As at 2021-12-31 | As at 2021-12-31 | As at 2021-12-31 | As at 2021-12-31 | As at 2021-12-31 | As at 2021-12-31 | 
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| Disclosure of fair value measurement [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disclosure of fair value measurement of assets [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disclosure of fair value measurement of assets [abstract] | |||||||||||||||||||||
| Disclosure of fair value measurement of assets [line items] | |||||||||||||||||||||
| Assets | 
                                                107 500
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                101 306
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Reconciliation of changes in fair value measurement, assets [abstract] | |||||||||||||||||||||
| Disclosure of fair value measurement of liabilities [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disclosure of fair value measurement of liabilities [abstract] | |||||||||||||||||||||
| Disclosure of fair value measurement of liabilities [line items] | |||||||||||||||||||||
| Liabilities | 
                                                52 525
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                48 361
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Reconciliation of changes in fair value measurement, liabilities [abstract] | |||||||||||||||||||||
| Disclosure of fair value measurement of equity [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disclosure of fair value measurement of equity [abstract] | |||||||||||||||||||||
| Disclosure of fair value measurement of equity [line items] | |||||||||||||||||||||
| Equity | 
                                                54 975
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                3 336
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                3 203
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                3 601
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                9 000
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                35 836
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                51 374
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                52 945
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                3 125
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                1 535
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                9 000
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                3 449
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                35 836
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                51 410
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                1 816
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                3 125
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                19 765
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                18 277
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                1 488
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                13 336
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |