v3.26.1
Income Taxes, Unrecognized tax benefits (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Mar. 31, 2026
Jun. 30, 2026
Dec. 31, 2025
Income Taxes      
Amount for unrecognized tax benefits, including penalties and interest, which if recognized would impact the effective tax rate   $ 386.1  
Unrecognized tax benefits, anticipated adjustment for changing facts and circumstances, over the next twelve month period   49.3  
Accrued taxes $ 230.0    
Additional accrued taxes 130.0   $ 100.0
Additional tax obligations $ 160.0 $ 160.0