v3.26.1
Acquisitions - Narrative (Details) - GBP (£)
£ in Millions
1 Months Ended
Jan. 31, 2026
Jan. 06, 2026
Group, Retail Capital Holdings Ltd (RCH)    
Disclosure of detailed information about business combination [line items]    
Proportion of voting rights held in associate 35.00%  
Dividends received £ 19  
Barrows North America Inc. (Barrows)    
Disclosure of detailed information about business combination [line items]    
Percentage of voting equity interests acquired   100.00%
Consideration transferred, acquisition-date fair value   £ 57
Goodwill recognised as of acquisition date   £ 52