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FAIR VALUE MEASUREMENTS (Tables)
3 Months Ended
Mar. 31, 2020
Fair Value Disclosures [Abstract]  
Schedule of Fair Value, Assets Measured on Recurring Basis
As of March 31, 2020 and December 31, 2019, the assets measured at fair value on a recurring basis were as set forth in the table below:
 
 
 
(In millions)
March 31, 2020Quoted Prices in Active Markets for Identical Assets (Level 1)Significant Other Observable Inputs
(Level 2)
Significant Unobservable Inputs (Level 3)
Cash equivalents$2.6  $2.6  $—  $—  
December 31, 2019Quoted Prices in Active Markets for Identical Assets (Level 1)Significant Other Observable Inputs (Level 2)Significant Unobservable Inputs (Level 3)
Cash equivalents$4.0  $4.0  $—  $—