XML 41 R31.htm IDEA: XBRL DOCUMENT v3.23.3
Income taxes (Tables)
9 Months Ended
Sep. 30, 2023
Income Tax Disclosure [Abstract]  
Schedule of Components of Income Tax Expense (Benefit)
Three Months Ended September 30,Nine Months Ended September 30,
2023202220232022
Continuing operations    
Provision (benefit) for income taxes (in millions)$37.3 8.5 $81.0 (3.3)
Effective tax rate43.0 %27.3 %44.2 %(2.5 %)