Corporate Information And Statement Of Ifrs Compliance [Abstract]
| Concept | 
                                    
                                        2022-01-01 to 2022-12-31  | 
                            
                                
                                    
                                        2021-01-01 to 2021-12-31  | 
                            
                        
|---|---|---|
| Corporate information and statement of IFRS compliance [abstract] | ||
| Name of reporting entity or other means of identification | 
                                        
                                             | 
                                
                                    — | 
| Legal form of entity | 
                                        
                                             
                                                АД
                                                
                                             
                                        
                                     | 
                                
                                    — | 
| Address of entity's registered office | 
                                        
                                             | 
                                
                                    — | 
| Principal place of business | 
                                        
                                             
                                                България
                                                
                                             
                                        
                                     | 
                                
                                    — | 
| Description of nature of entity's operations and principal activities | 
                                        
                                             | 
                                
                                    — | 
| Name of ultimate parent of group | 
                                        
                                             | 
                                
                                    — | 
| Statement of IFRS compliance [text block] | — | 
                                        
                                             | 
                                
                            
| Disclosure of objectives, policies and processes for managing capital [text block] | — | 
                                        
                                             |