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Trade and other payables - Summary of Trade and Other Payables, Amounts Falling Due After More Than One Year (Detail) - GBP (£)
£ in Millions
Dec. 31, 2023
Dec. 31, 2022
Trade and other non-current payables [abstract]    
Payments due to vendors (earnout agreements) £ 125.4 £ 98.1
Liabilities in respect of put option agreements with vendors 90.0 323.3
Fair value of derivatives 1.2 0.0
Other creditors and accruals 66.2 69.5
Trade and other payables £ 282.8 £ 490.9