Disclosure Of Non-Current Assets Held For Sale And Discontinued Operations [Text Block]
| Concept | 2022-01-01 to 2022-12-31 | 2021-01-01 to 2021-12-31 | 
|---|---|---|
| Disclosure of non-current assets held for sale and discontinued operations [text block] | — | — | 
| Disclosure of analysis of single amount of discontinued operations [text block] | — | — | 
| Disclosure of analysis of single amount of discontinued operations [abstract] | ||
| Disclosure of analysis of single amount of discontinued operations [line items] | ||
| Profit (loss) before tax | 
                                                42,124,000
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                29,590,000
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
| Cash flows from continuing and discontinued operations [abstract] | ||
| Cash flows from (used in) operating activities [abstract] | ||
| Cash flows from (used in) operating activities | 
                                                600,961,000
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                289,866,000
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
| Cash flows from (used in) investing activities [abstract] | ||
| Cash flows from (used in) investing activities | 
                                                658,338,000
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                230,683,000
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
| Cash flows from (used in) financing activities [abstract] | ||
| Cash flows from (used in) financing activities | 
                                                14,183,000
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             | 
                                                14,137,000
                                                
                                                    
                                                        BGN
                                                    
                                                
                                             |