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Goodwill
12 Months Ended
Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill Goodwill
Goodwill
Europe, Middle East & AfricaSouth Latin AmericaAsia
Pacific
Total
Gross balance at December 31, 2018  $24.9  $66.8  $85.0  $176.7  
Accumulated impairments(6.9) —  (82.4) (89.3) 
Net balance at December 31, 2018  $18.0  $66.8  $2.6  $87.4  
Changes during the period ended December 31, 2019:
Foreign exchange(.6) (.6) —  (1.2) 
Gross balance at December 31, 2019  $24.3  $66.2  $85.0  $175.5  
Accumulated impairments(6.9) —  (82.4) (89.3) 
Net balance at December 31, 2019  $17.4  $66.2  $2.6  $86.2