v3.24.3
Business combinations - Pro-Forma Information (Details) - GBP (£)
£ in Thousands
 1 Months Ended 4 Months Ended 5 Months Ended 9 Months Ended 11 Months Ended 12 Months Ended 14 Months Ended
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2024
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
GalaxE                  
Disclosure of detailed information about business combination [line items]                  
Revenue of acquiree since acquisition date   £ 23,596              
Profit/ (loss)   £ (1,840)              
Revenue of combined entity as if combination occurred at beginning of period             £ 121,984    
Profit (loss) of combined entity as if combination occurred at beginning of period             (6,189)    
GalaxE | Legal and professional fees                  
Disclosure of detailed information about business combination [line items]                  
Acquisition related costs             1,678    
EQ Tek                  
Disclosure of detailed information about business combination [line items]                  
Revenue of acquiree since acquisition date     £ 5,102            
Profit/ (loss)     £ 615            
Revenue of combined entity as if combination occurred at beginning of period             15,305    
Profit (loss) of combined entity as if combination occurred at beginning of period             1,727    
EQ Tek | Legal and professional fees                  
Disclosure of detailed information about business combination [line items]                  
Acquisition related costs             49    
TLM                  
Disclosure of detailed information about business combination [line items]                  
Revenue of acquiree since acquisition date           £ 5,262      
Profit/ (loss)           £ (7,803)      
Revenue of combined entity as if combination occurred at beginning of period             5,742    
Profit (loss) of combined entity as if combination occurred at beginning of period             (8,152)    
TLM | Legal and professional fees                  
Disclosure of detailed information about business combination [line items]                  
Acquisition related costs             769    
DEK Corporation Pty Ltd                  
Disclosure of detailed information about business combination [line items]                  
Revenue of acquiree since acquisition date £ 1,703                
Profit/ (loss) £ 371                
Revenue of combined entity as if combination occurred at beginning of period             29,030    
Profit (loss) of combined entity as if combination occurred at beginning of period             3,273    
DEK Corporation Pty Ltd | Legal and professional fees                  
Disclosure of detailed information about business combination [line items]                  
Acquisition related costs             895    
Mudbath & Co Pty Ltd                  
Disclosure of detailed information about business combination [line items]                  
Revenue of acquiree since acquisition date                 £ 2,019
Profit/ (loss)                 £ 297
Revenue of combined entity as if combination occurred at beginning of period             10,086    
Profit (loss) of combined entity as if combination occurred at beginning of period             127    
Mudbath & Co Pty Ltd | Legal and professional fees                  
Disclosure of detailed information about business combination [line items]                  
Acquisition related costs             277    
Lexicon                  
Disclosure of detailed information about business combination [line items]                  
Revenue of acquiree since acquisition date         £ 11,867        
Profit/ (loss)         £ 605        
Revenue of combined entity as if combination occurred at beginning of period             16,269    
Profit (loss) of combined entity as if combination occurred at beginning of period             1,061    
Lexicon | Legal and professional fees                  
Disclosure of detailed information about business combination [line items]                  
Acquisition related costs             £ 770    
Business Agility Consulting BAC                  
Disclosure of detailed information about business combination [line items]                  
Revenue of acquiree since acquisition date       £ 1,790          
Profit/ (loss)       £ (112)          
Revenue of combined entity as if combination occurred at beginning of period               £ 4,391  
Profit (loss) of combined entity as if combination occurred at beginning of period               227  
Acquisition related costs               379  
Business Agility Consulting BAC | Legal and professional fees                  
Disclosure of detailed information about business combination [line items]                  
Acquisition related costs               £ 292