v3.26.1
Other Comprehensive Loss - AOCI (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]        
Amortization or settlement of actuarial losses and prior service costs $ 0.1 $ (0.1)    
Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, Tax 0.0 (0.1)    
Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, after Tax 0.1 0.0    
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax 0.4 1.0    
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, Tax (0.1) (0.2)    
Net losses reclassified into earnings 0.3 0.8    
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Beginning balance (124.7) (138.1)    
Other comprehensive earnings, net of tax 3.0 2.7    
Ending balance (121.7) (135.4)    
AOCI, Derivative Qualifying as Hedge, Excluded Component, after Tax 0.2 (0.3) $ (0.4) $ (2.1)
Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax (15.8) (16.9) (15.9) (16.9)
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax (106.1) (118.2) $ (108.4) $ (119.1)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent        
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Other comprehensive earnings, net of tax 0.6 1.8    
Employee benefit plans        
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Other comprehensive earnings, net of tax 0.1 0.0    
Cumulative foreign currency translation adjustments        
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Other comprehensive earnings, net of tax $ 2.3 $ 0.9