v3.25.0.1
Share capital and other reserves - Nature and purpose of other reserves (Details)
£ in Thousands, $ in Thousands
12 Months Ended
Mar. 13, 2024
GBP (£)
shares
Mar. 13, 2024
USD ($)
shares
Dec. 31, 2024
GBP (£)
Sep. 30, 2024
GBP (£)
Jun. 30, 2024
GBP (£)
Dec. 31, 2023
GBP (£)
Dec. 31, 2022
GBP (£)
Oct. 29, 2021
shares
Share capital and other reserves                
Share based payment reserve     £ 27,073     £ 21,140 £ 22,359  
Foreign currency translation reserve     3,910     1,484 8,365  
Warrant reserve     13,475     9,292 9,292  
Merger reserve     54,841     54,841 54,841  
Other reserves     99,299 £ 111,828 £ 97,254 £ 86,757 £ 94,857  
Warrant reserve     £ 3,907          
Percentage of increase in company's own credit spread during the period     11          
Discount rate used to calculate own credit risk on financial liabilities     37.50%          
Change in fair value from own credit risk     £ 22,293          
Imagination Aero Ltd                
Share capital and other reserves                
Number of warrants issued | shares 50,000,000 50,000,000            
Warrant reserve £ 3,907 $ 5,000            
Virgin Atlantic Warrant Instrument                
Share capital and other reserves                
Warrant reserve     £ 8,558          
Number of warrants issued | shares               262,500