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Long-Term Debt (Tables)
6 Months Ended
Jun. 30, 2020
Debt Disclosure [Abstract]  
Schedule of Long-Term Debt
Long-term debt consists of the following:
 
(in millions)
  
June 30,

2020
    
December 31,

2019
 
Revolving credit facility
   $ 40.0      $ 60.0  
Deferred finance costs
     (1.2      (1.4
  
 
 
    
 
 
 
     38.8        58.6  
Less current portion
     0.0        0.0  
  
 
 
    
 
 
 
   $ 38.8      $ 58.6