v3.24.3
Tax On Profit On Ordinary Activities - Narrative (Details) - GBP (£)
12 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2022
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Applicable tax rate 25.00% 20.50% 19.00%
Tax incentives and non deductible items £ (663,000) £ (867,000) £ (1,359,000)
Tax effect of tax losses 1,900,000 (2,100,000)  
Adjustments related to prior periods 2,760,000 (354,000) £ (502,000)
Aggregate amount of unremitted profits 341,000,000.0 158,000,000.0  
Deferred tax liabilities 30,814,000 14,434,000 [1]  
Deferred tax liabilities not provided for 0 10,100,000  
Permanent difference for deferred tax 8,200,000    
Other temporary differences      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Deferred tax liabilities £ 9,400,000 £ 4,000,000.0  
[1]
(1) Restated to include the effect of revisions arising from provisional to final acquisition accounting for DEK and Mudbath (refer to note 3C for details).