v3.26.3
Equity - Rollforward of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Jun. 30, 2026
Mar. 31, 2026
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Sep. 30, 2026
Sep. 30, 2025
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]                
Beginning balance $ 46.9 $ 38.9 $ 29.7 $ 120.7 $ 234.6 $ 195.2 $ 29.7 $ 195.2
Other comprehensive income (loss), net of tax provision (benefit) of zero, $(0.3), $0.1 and $(0.6) 1.8 2.6 (2.1) (6.6) 28.2 17.4 2.3 39.0
Ending balance 63.0 46.9 38.9 138.1 120.7 234.6 63.0 138.1
Accumulated other comprehensive income (loss)                
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]                
Beginning balance 1.0 (1.6) 0.5 4.2 (24.0) (41.4) 0.5 (41.4)
Other comprehensive income (loss), net of tax provision (benefit) of zero, $(0.3), $0.1 and $(0.6) 1.8 2.6 (2.1) (6.6) 28.2 17.4    
Ending balance 2.8 1.0 (1.6) (2.4) 4.2 (24.0) 2.8 (2.4)
Foreign currency translation                
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]                
Beginning balance (1.8)   (1.9) 2.3   (44.4) (1.9) (44.4)
Gains (losses) 2.0     (5.8)     2.1 40.9
Other comprehensive income (loss), net of tax provision (benefit) of zero, $(0.3), $0.1 and $(0.6) 2.0     (5.8)     2.1 40.9
Ending balance 0.2 (1.8)   (3.5) 2.3   0.2 (3.5)
Derivative instruments                
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]                
Beginning balance (0.6)   (1.0) (0.6)   0.5 (1.0) 0.5
Gains (losses) (0.5)     (0.9)     (0.1) (2.6)
Less: tax provision (benefit) (0.1)     (0.2)     0.0 (0.6)
Net gains (losses) on derivative instruments (0.4)     (0.7)     (0.1) (2.0)
(Gains) losses reclassified to net income 0.3     (0.2)     0.4 0.1
Less: tax (provision) benefit 0.1     (0.1)     0.1 0.0
Net (gains) losses reclassified to net income 0.2     (0.1)     0.3 0.1
Other comprehensive income (loss), net of tax provision (benefit) of zero, $(0.3), $0.1 and $(0.6) (0.2)     (0.8)     0.2 (1.9)
Ending balance (0.8) (0.6)   (1.4) (0.6)   (0.8) (1.4)
Pension and other postretirement benefits                
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]                
Beginning balance 3.4   $ 3.4 2.5   $ 2.5 3.4 2.5
Other comprehensive income (loss), net of tax provision (benefit) of zero, $(0.3), $0.1 and $(0.6) 0.0     0.0     0.0 0.0
Ending balance $ 3.4 $ 3.4   $ 2.5 $ 2.5   $ 3.4 $ 2.5