v3.26.1
Restructuring and Business Optimization Expenses (Restructuring Expense Activity) (Details) - Employee Severance - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2026
Restructuring Reserve [Roll Forward]      
Restructuring reserve, beginning of period $ 57.1 $ 82.8 $ 82.8
Quarterly provision, net of reversals 9.8 7.5  
Quarterly cash activity (21.1) (32.3)  
Foreign currency translation (0.5) (0.9)  
Restructuring reserve, end of period $ 45.3 $ 57.1 $ 45.3