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Other, Net (Tables)
3 Months Ended
Mar. 31, 2020
Other Income and Expenses [Abstract]  
Other, net (income) expense
Other, net (income) expense consists of the following items:
 Three Months Ended
March 31,
 20202019
 (in millions)
Interest income$(0.2) $(0.3) 
Foreign currency exchange transactions—  0.5  
Other—  (0.4) 
Other, net (income) expense$(0.2) $(0.2)