v3.26.1
Restructuring Costs - Summary of Company's Net Pretax Restructuring Costs (Credits), Net (Detail) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Restructuring Cost and Reserve [Line Items]        
Restructuring costs, net $ 8.4 $ 1.6 $ 15.1 $ 11.5
Aurora [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring costs, net 6.9 0.5 12.0 8.9
Corporate and Other [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring costs, net $ 1.5 $ 1.1 $ 3.1 $ 2.6