EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Earnings Per Share [Abstract]
Net (loss) income	$ (37.9)	$ 13.1
Basic shares (in shares)	165.1	77.4
Basic net (loss) income per share (in dollars per share)	$ (0.23)	$ 0.17
Earnings Per Share, Diluted [Abstract]
Basic shares (in shares)	165.1	77.4
Stock-based compensation (in shares)	0.0	1.1
Diluted shares (in shares)	165.1	78.5
Diluted net (loss) income per share (in dollars per share)	$ (0.23)	$ 0.17
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	7.0	1.4