v3.25.4
Equity Method Investments - Summary of Share of Post-Tax Earnings in its YPL Investment (Detail) - YPL (formerly RHL) [member]
$ in Millions
12 Months Ended
Dec. 31, 2024
USD ($)
Disclosure of associates [line items]  
Decrease in LSEG share price $ (86)
Foreign exchange losses on LSEG shares (3)
Dividend income 6
Gain from call options 22
Historical excluded equity adjustment 129
YPL - Share of post-tax earnings in equity method investments $ 68