v3.26.1
Segment reporting - Summary of Initial Public Offering Offers Cost (Detail)
$ in Millions
6 Months Ended
Jun. 30, 2026
USD ($)
Segment Reporting [Abstract]  
Long-term incentive program 2023 $ 61.5
Costs related to financial statements in US GAAP 20.8
Advisory fees 4.1
Others 3.7
Legal fees $ 1.0