Corporate Information And Statement Of Ifrs Compliance [Abstract]
| Concept | 
                                    
                                        2023-04-01 to 2024-03-31  | 
                            
                                
                                    
                                        As at 2024-03-31  | 
                            
                                
                                    
                                        As at 2023-03-31  | 
                            
                        
|---|---|---|---|
| Corporate information and statement of IFRS compliance [abstract] | |||
| Legal form of entity | 
                                        
                                             | 
                                
                                    — | — | 
| Address of entity's registered office | 
                                        
                                             | 
                                
                                    — | — | 
| Principal place of business | 
                                        
                                             | 
                                
                                    — | — | 
| Name of ultimate parent of group | 
                                        
                                             | 
                                
                                    — | — | 
| Statement of IFRS compliance [text block] | 
                                        
                                             | 
                                
                                    — | — | 
| Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [text block] | — | — | — | 
| Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [abstract] | |||
| Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [line items] | |||
| Current inventories | — | 
                                        
                                             
                                                139,838
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                464,028
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             
                                        
                                     |