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CASH FLOW INFORMATION (Tables)
3 Months Ended
Mar. 31, 2021
Supplemental Cash Flow Elements [Abstract]  
ROU Assets The following table presents ROU assets obtained in exchange for lease obligations (in millions):
Three Months Ended March 31,
20212020
ROU assets obtained in exchange for lease obligations:
Operating leases, initial recognition$— $0.1 
Operating leases, modifications and remeasurements$0.3 $11.9 
Finance leases, initial recognition$0.2 $10.0 
Finance leases, modifications and remeasurements$— $(1.5)