Disclosure Of Income Tax [Text Block]
| Concept | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 
|---|---|---|---|---|
| Disclosure of income tax [text block] | — |  | — | — | 
| Major components of tax expense (income) [abstract] | ||||
| Tax expense (income) | — | 
                                                3,888,000
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                3 ,65 1
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | 
| Disclosure of temporary difference, unused tax losses and unused tax credits [text block] | — | — | — | — | 
| Disclosure of temporary difference, unused tax losses and unused tax credits [abstract] | ||||
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||||
| Deferred tax assets and liabilities [abstract] | ||||
| Deferred tax assets | 
                                                5,91 9
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | 
                                                4 , 256
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
| Deferred tax liabilities | 
                                                4,452,000
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | 
                                                2 ,1 0 5
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
| Reconciliation of accounting profit multiplied by applicable tax rates [abstract] |