Disclosure Of Cash Flow Statement [Text Block]
| Concept | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | As at 2022-12-31 | 2022-01-01 to 2022-12-31 | As at 2021-12-31 | 
|---|---|---|---|---|---|
| Disclosure of cash flow statement [text block] |  | — | — | — | — | 
| Description of accounting policy for determining components of cash and cash equivalents [text block] |  | — | — | — | — | 
| Cash and cash equivalents if different from statement of financial position [abstract] | |||||
| Cash and cash equivalents | — | 
                                                2 174 269
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                2 071 158
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | — | 
                                                2 142 718
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
| Disclosure of information that enables users of financial statements to evaluate changes in liabilities arising from financing activities [text block] | — | — | — | — | — | 
| Disclosure of reconciliation of liabilities arising from financing activities [text block] |  | — | — | — | — | 
| Disclosure of reconciliation of liabilities arising from financing activities [abstract] | |||||
| Disclosure of reconciliation of liabilities arising from financing activities [line items] | |||||
| Changes in liabilities arising from financing activities [abstract] | |||||
| Increase (decrease) through other changes, liabilities arising from financing activities | 
                                                хил. лв.
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | — | — | 
                                                хил. лв.
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | — | 
| Income taxes paid (refund) [abstract] | |||||
| Income taxes paid (refund), classified as operating activities | 
                                                9 525
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | — | — | 
                                                2 124
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | — |