Disclosure Of Fair Value Measurement [Text Block]
| Concept | 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 | As at 2020-12-31 | As at 2020-12-31 | As at 2020-12-31 | As at 2020-12-31 | As at 2020-12-31 | As at 2020-12-31 | As at 2020-12-31 | As at 2019-12-31 | As at 2019-12-31 | As at 2019-12-31 | As at 2019-12-31 | As at 2019-12-31 | As at 2019-12-31 | As at 2019-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | — | — | — | — | — | 
                                                380,293
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                396,161
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
| Reconciliation of changes in fair value measurement, assets [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 | 
                                                217,000
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                12,284
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                140,902
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                96,535
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                217,000
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                132,078
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                188,729
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                141,303
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                12,398
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                96,535
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                188,729
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                217,000
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                217,000
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                131,563
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                96,535
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                12,173
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                12,909
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                137,901
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                147,882
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                217,000
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
                                                188,729
                                                
                                                    
                                                        iso4217:HRK
                                                    
                                                
                                             | 
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |