v3.26.1
Goodwill - VIU calculations (Details)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Goodwill      
Period considered for determining annual growth rate 5 years    
Compound annual growth rate for revenue for 5-year period 7.00% 7.00% 7.00%
Revenue for period 5 years    
Terminal revenue growth rate 2.00% 2.00% 2.00%
Pre-tax discount rate 23.00% 23.00% 24.00%
Minimum      
Goodwill      
Adjusted EBITA/revenue ratio for 5-year period 7.00% 6.00% 5.00%
Maximum      
Goodwill      
Adjusted EBITA/revenue ratio for 5-year period 9.00% 9.00% 8.00%