XML 538 R121.htm IDEA: XBRL DOCUMENT v3.25.2
Financial risk management - Market risk (Details)
€ in Thousands, $ in Millions
12 Months Ended
Jun. 30, 2025
GBP (£)
Jun. 30, 2025
GBP (£)
€ / £
Jun. 30, 2025
GBP (£)
$ / £
Jun. 30, 2025
USD ($)
Jun. 30, 2025
EUR (€)
Jun. 30, 2025
GBP (£)
Jun. 30, 2024
GBP (£)
Jun. 30, 2024
GBP (£)
€ / £
Jun. 30, 2024
GBP (£)
$ / £
Jun. 30, 2024
USD ($)
Jun. 30, 2024
EUR (€)
Jun. 30, 2024
GBP (£)
Jun. 30, 2023
GBP (£)
Jun. 30, 2023
GBP (£)
€ / £
Jun. 30, 2023
GBP (£)
$ / £
Jun. 30, 2023
USD ($)
Jun. 30, 2023
EUR (€)
Jun. 30, 2025
USD ($)
Jun. 30, 2025
EUR (€)
Jun. 30, 2024
USD ($)
Jun. 30, 2024
EUR (€)
Jun. 30, 2022
GBP (£)
Details of currency and interest rate risks                                            
Revenue from contracts with customers £ 666,514,000           £ 661,755,000           £ 648,401,000                  
Forward foreign currency contracts outstanding at the balance sheet date                                            
Average exchange rate   1.1908 1.2972         1.1652 1.2605         1.1524 1.2081              
Foreign currency denominated monetary assets and monetary liabilities                                            
Trade receivables 177,147,000 £ 177,147,000 £ 177,147,000     £ 177,147,000 64,929,000 £ 64,929,000 £ 64,929,000     £ 64,929,000                    
Cash and cash equivalents 86,105,000 86,105,000 86,105,000     86,105,000 73,549,000 73,549,000 73,549,000     73,549,000 £ 76,019,000 £ 76,019,000 £ 76,019,000             £ 121,223,000
Derivative financial assets 472,000 472,000 472,000     472,000 2,297,000 2,297,000 2,297,000     2,297,000                    
Trade and other payables (564,605,000) (564,605,000) (564,605,000)     (564,605,000) (424,924,000) (424,924,000) (424,924,000)     (424,924,000)                    
Borrowings (636,974,000) (636,974,000) (636,974,000)     (636,974,000) (546,621,000) (546,621,000) (546,621,000)     (546,621,000)                    
Derivative financial liabilities (6,002,000) (6,002,000) (6,002,000)     (6,002,000) (7,514,000) (7,514,000) (7,514,000)     (7,514,000)                    
Embedded foreign exchange derivatives                                            
Foreign currency denominated monetary assets and monetary liabilities                                            
Derivative financial assets 0 0 0     0 2,297,000 2,297,000 2,297,000     2,297,000                    
Derivative financial liabilities (127,000) £ (127,000) (127,000)     (127,000) 0 £ 0 0     0                    
Buy Euro | Forward foreign exchange contracts                                            
Forward foreign currency contracts outstanding at the balance sheet date                                            
Average exchange rate | € / £   1.111           1.104                            
Principal amount / Notional amount 147,584,000 £ 147,584,000 147,584,000     147,584,000 170,540,000 £ 170,540,000 170,540,000     170,540,000             € 163,419   € 187,803  
Foreign currency denominated monetary assets and monetary liabilities                                            
Derivative financial liabilities (5,830,000) (5,830,000) (5,830,000)     £ (5,830,000) (8,506,000) (8,506,000) (8,506,000)     £ (8,506,000)                    
Interest rate risk                                            
Foreign currency denominated monetary assets and monetary liabilities                                            
Percentage of reasonably possible change in risk assumption           1.00%           1.00%                    
Euro                                            
Details of currency and interest rate risks                                            
Revenue from contracts with customers | €         € 37,400           € 63,000           € 32,900          
Foreign currency denominated monetary assets and monetary liabilities                                            
Contract assets - accrued revenue 1,205,000 1,205,000 1,205,000     £ 1,205,000 2,322,000 2,322,000 2,322,000     £ 2,322,000                    
Trade receivables 67,152,000 67,152,000 67,152,000     67,152,000 18,992,000 18,992,000 18,992,000     18,992,000                    
Cash and cash equivalents 24,415,000 24,415,000 24,415,000     24,415,000 16,009,000 16,009,000 16,009,000     16,009,000                    
Trade and other payables (319,649,000) (319,649,000) (319,649,000)     (319,649,000) (202,836,000) (202,836,000) (202,836,000)     (202,836,000)                    
Exposure to foreign currency, net (226,877,000) (226,877,000) (226,877,000)     £ (226,877,000) (165,513,000) (165,513,000) (165,513,000)     £ (165,513,000)                    
Euro | Currency risk                                            
Foreign currency denominated monetary assets and monetary liabilities                                            
Percentage of reasonably possible change in risk assumption           10.00%           10.00%                    
Increase (decrease) in post-tax profit due to reasonably possible strengthening of GBP against currency 16,600,000           12,800,000                              
Increase (decrease) in equity due to reasonably possible strengthening of GBP against currency 16,600,000 16,600,000 16,600,000     £ 16,600,000 12,800,000 12,800,000 12,800,000     £ 12,800,000                    
Increase (decrease) in post-tax profit due to reasonably possible weakening of GBP against currency (20,400,000)           (15,600,000)                              
Increase (decrease) in equity due to reasonably possible weakening of GBP against currency (20,400,000) (20,400,000) (20,400,000)     (20,400,000) (15,600,000) (15,600,000) (15,600,000)     (15,600,000)                    
US dollar                                            
Details of currency and interest rate risks                                            
Revenue from contracts with customers | $       $ 104.7           $ 93.7           $ 98.0            
Foreign currency denominated monetary assets and monetary liabilities                                            
Contract assets - accrued revenue 469,000 469,000 469,000     469,000 1,113,000 1,113,000 1,113,000     1,113,000                    
Trade receivables 6,244,000 6,244,000 6,244,000     6,244,000 4,208,000 4,208,000 4,208,000     4,208,000                    
Cash and cash equivalents 22,611,000 22,611,000 22,611,000     22,611,000 8,576,000 8,576,000 8,576,000     8,576,000                    
Derivative financial assets             2,297,000 2,297,000 2,297,000     2,297,000                    
Trade and other payables (432,000) (432,000) (432,000)     (432,000) (460,000) (460,000) (460,000)     (460,000)                    
Borrowings (476,948,000) (476,948,000) (476,948,000)     (476,948,000) (516,604,000) (516,604,000) (516,604,000)     (516,604,000)                    
Exposure to foreign currency, net (448,056,000) (448,056,000) (448,056,000)     £ (448,056,000) (500,870,000) (500,870,000) (500,870,000)     £ (500,870,000)                    
US dollar | Currency risk                                            
Foreign currency denominated monetary assets and monetary liabilities                                            
Percentage of reasonably possible change in risk assumption           10.00%           10.00%                    
Increase (decrease) in post-tax profit due to reasonably possible strengthening of GBP against currency 32,800,000           38,600,000                              
Increase (decrease) in equity due to reasonably possible strengthening of GBP against currency 32,800,000 32,800,000 32,800,000     £ 32,800,000 38,600,000 38,600,000 38,600,000     £ 38,600,000                    
Increase (decrease) in post-tax profit due to reasonably possible weakening of GBP against currency (40,200,000)           (47,200,000)                              
Increase (decrease) in equity due to reasonably possible weakening of GBP against currency £ (40,200,000) £ (40,200,000) £ (40,200,000)     £ (40,200,000) £ (47,200,000) £ (47,200,000) £ (47,200,000)     £ (47,200,000)                    
Secured term loan facility and senior secured notes                                            
Forward foreign currency contracts outstanding at the balance sheet date                                            
Principal amount / Notional amount | $                                   $ 650.0   $ 650.0