INCOME TAXES (Details 2) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016	Dec. 31, 2015
Reconciliation of Unrecognized Tax Benefits [Roll Forward]
Unrecognized Tax Benefits	$ 34.3	$ 37.5	$ 38.4	$ 35.1
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions	4.9	5.7
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions	(9.2)	(1.8)
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions	1.4	0.9
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities	(1.0)	(2.1)
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations	$ (0.2)	$ (0.3)