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CASH FLOW INFORMATION (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Supplemental Cash Flow Elements [Abstract]    
Increase (decrease) in accrual for capital expenditures $ 1.4 $ (2.7)
Cash paid for interest 38.6 57.0
Cash paid for taxes, net of refunds $ 53.5 $ 6.8