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REDEEMABLE NONCONTROLLING INTEREST - Schedule of Redeemable Noncontrolling Interest (Details)
$ in Millions
3 Months Ended
Mar. 31, 2017
USD ($)
Increase (Decrease) in Temporary Equity [Roll Forward]  
December 31, 2016 $ 12.6
Net income attributable to redeemable noncontrolling interest (0.3)
Redemption value adjustment 0.3
March 31, 2017 $ 12.6