v3.26.1
Goodwill and intangible assets - Estimated Annual Amortization Expense (Details)
$ in Millions
Jun. 30, 2026
USD ($)
Intangible Asset, Finite-Lived, after Accumulated Amortization, Estimated Amortization Expense, Fiscal Year Maturity [Abstract]  
2026 $ 37
2027 31
2028 27
2029 24
2030 $ 19