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REVENUES - Remaining Performance Obligations (Details)
$ in Millions
Dec. 31, 2020
USD ($)
Remaining Performance Obligations  
Revenue, Remaining Performance Obligation, Amount $ 512.1
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-04-01  
Remaining Performance Obligations  
Percentage of remaining performance obligation expected to be recognized 72.00%
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 12 months