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Accumulated Other Comprehensive Income (Loss) by Component (Tables)
12 Months Ended
Dec. 31, 2021
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
The table below presents the changes in Accumulated other comprehensive income (loss) by component.
(in millions)Pension and postretirement benefitCumulative foreign currency translation adjustmentTotal
Balance as of December 31, 2019$(72.0)(355.8)$(427.8)
Other comprehensive income before reclassification(12.3)59.8 47.5 
Amounts reclassified from AOCI after tax expense of $0.7, $- and $0.73.1 — 3.1 
Other comprehensive income after tax benefit of $3.2, $- and $3.2(9.2)59.8 50.6 
Balance as of December 31, 2020(81.2)(296.0)(377.2)
Other comprehensive income before reclassification35.3 (56.7)(21.4)
Amounts reclassified from AOCI after tax expense of $0.7, $- and $0.73.2  3.2 
Other comprehensive income after tax expense of $7.6, $- and $7.638.5 (56.7)(18.2)
Balance as of December 31, 2021$(42.7)(352.7)$(395.4)