Disclosure Of Effect Of Changes In Foreign Exchange Rates [Text Block]
| Concept | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of effect of changes in foreign exchange rates [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Reserve of exchange differences on translation | — | — | — | — | — | 
                                                9, 1 47
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                10,49 6
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | 
| Disclosure of information when currency is not exchangeable into another currency [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disclosure of information when foreign operation’s functional currency is not exchangeable into presentation currency [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disclosure of summarised financial information about foreign operation [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disclosure of summarised financial information about foreign operation [abstract] | ||||||||||||||||
| Disclosure of summarised financial information about foreign operation [line items] | ||||||||||||||||
| Non-current assets | — | — | — | — | — | 
                                                78, 545
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                7 6,210
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | 
| Current assets | — | — | — | — | — | 
                                                150,45 8
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                15 3, 9 49
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | 
| Non-current liabilities | — | — | — | — | — | 
                                                66,758,000
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                6 1 ,  424
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | 
| Current liabilities | — | — | — | — | — | 
                                                41 ,1 6 5
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                4 4, 557
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | 
| Revenue | — | — | — | — | — | — | 
                                                223,466,000
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | — | — | — | 
                                                23 3, 67 1
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | — | — | 
| Profit (loss) | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | 
                                                1,0 40
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                1 ,04 0
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                4 , 4 4 0
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                4 , 4 4 0
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
| Other comprehensive income | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                1,34 9
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | 
                                                1,349,000
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                4 , 1 8 6
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                4 , 1 8 6
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
| Comprehensive income | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                1,349,000
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | 
                                                3 09
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                1 ,0 40
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                4 , 1 8 6
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                4 , 4 4 0
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                8, 626
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | — | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             | 
                                                —
                                                
                                                    
                                                        GBP
                                                    
                                                
                                             |