RESTRUCTURING CHARGES (Details 1) - USD ($) $ in Millions	12 Months Ended			86 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2017	Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	$ 5.1	$ 12.7	$ 6.7	$ 5.1	$ 15.7
Restructuring charges	37.6	112.9	2.7	187.2
Amounts utilized	(45.2)	(106.9)	(10.9)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			0.8
Employee severance and job related benefits
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	1.8	3.4	4.6	1.8	11.2
Restructuring charges	2.0	5.1	0.0	22.9
Amounts utilized	(3.6)	(6.3)	(6.0)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			0.6
Lease and other contract termination costs
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	3.3	7.5	2.1	3.3	4.5
Restructuring charges	22.1	13.6	0.7	40.9
Amounts utilized	(26.3)	(8.2)	(2.9)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			0.2
Employee relocation costs
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	0.0	0.0	0.0	0.0	0.0
Restructuring charges	0.3	2.1	0.6	7.7
Amounts utilized	(0.3)	(2.1)	(0.6)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			0.0
Facility exit costs
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	0.0	1.8	0.0	0.0	0.0
Restructuring charges	11.7	15.5	0.9	30.0
Amounts utilized	(13.5)	(13.7)	(0.9)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			0.0
Write-off of equipment and facility
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	0.0	0.0	0.0	0.0	$ 0.0
Restructuring charges	1.5	76.6	0.5	$ 81.6
Amounts utilized	$ (1.5)	$ (76.6)	(0.5)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			$ 0.0