Disclosure Of Fair Value Measurement [Text Block]
| Concept | As at 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 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 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] | — | — | 
                                                Оценяване по справедлива стойност на инвестиционни имоти
                                                
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| 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 | — | — | — | — | 
                                                126 457
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | — | 
                                                107 692
                                                
                                                    
                                                        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 | — | — | — | — | 
                                                70 033
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | — | 
                                                51 499
                                                
                                                    
                                                        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 | 
                                                40 147
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                6 925
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | — | 
                                                4 559
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                56 424
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                4 793
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                56 193
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                40 147
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                4 412
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                6 925
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                4 709
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                1 695
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                53 394
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                4 627
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                40 147
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                6 925
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |