Disclosure Of Revenue From Contracts With Customers [Text Block]
| Concept | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2022-12-31 | 
|---|---|---|---|
| Disclosure of revenue from contracts with customers [text block] | — |  | — | 
| Contract liabilities [abstract] | |||
| Current contract liabilities | 
                                                5 232
                                                
                                                    
                                                        SEK
                                                    
                                                
                                             | — | 
                                                219,000
                                                
                                                    
                                                        SEK
                                                    
                                                
                                             |