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Other Liabilities
 12 Months Ended
Dec. 31, 2019
Other Liabilities Disclosure [Abstract]  
Other Liabilities

12.Other Liabilities

 

Other liabilities consist of the following:

 

   December 31,
2019		   September 30,
2018		 
   (in millions) 
Customer prepayments and deposits  $1.9   $3.7 
           
Fair value of hedging instrument   —    0.2 
Total other liabilities, current   1.9    3.9 
Other payables, net of current portion   —    0.5 
Asset retirement obligations   2.1    0.4 
Pension liability   3.1    — 
           
Senior debt exit premium   —    4.2 
Total other liabilities, long-term   5.2    5.1 
   $7.1   $9.0