v3.24.3
Share-Based Payments - Valuation Inputs For Options Granted (Details) - GBP (£)
12 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2022
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Risk free rate 4.49%    
Expected volatility 50.10%    
Expected dividends 0.00% 0.00% 0.00%
Expense from share-based payment transactions with employees £ 34,678,000 £ 31,058,000 £ 35,005,000
Bottom of range      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Exercise price (in gbp per share) £ 0.00 £ 0.00 £ 0.00
Risk free rate     0.60%
Expected volatility     30.00%
Fair value of option (in gbp per share) £ 20.77 £ 33.45 £ 64.63
Top of range      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Exercise price (in gbp per share) £ 39.02 £ 55.05 £ 102.41
Risk free rate   4.20% 1.00%
Expected volatility   50.40% 45.20%
Fair value of option (in gbp per share) £ 56.41 £ 72.71 £ 115.36