RESTRUCTURING CHARGES - Restructuring and Related Charges (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Dec. 31, 2015	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges			$ 10.5	$ 21.3	$ 3.5
Efficiency Program [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	$ 9.5		9.5
Total expected charges	10.1		10.1
Efficiency Program [Member] | Employee Severance and Other Personnel Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	9.4		9.4
Total expected charges	9.5		9.5
Efficiency Program [Member] | Other [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.1		0.1
Total expected charges	0.6		0.6
Integration Program [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	(1.8)		(1.8)	20.1
Restructuring and related charges				20.1
Total expected charges	18.3		18.3
Integration Program [Member] | Total Restructuring Charges [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	(2.8)		(2.8)	18.9
Total expected charges	16.1		16.1
Integration Program [Member] | Inventory Write-offs and Other Manufacturing-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.7		0.7	0.6
Total expected charges	1.3		1.3
Integration Program [Member] | Other Charges [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.3		0.3	0.6
Total expected charges	0.9		0.9
Integration Program [Member] | Employee Severance and Other Personnel Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	(3.4)		(3.4)	17.3
Total expected charges	13.9		13.9
Integration Program [Member] | Other [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.6		0.6	1.6
Total expected charges	2.2		2.2
December 2013 Program [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.0		0.0	18.9
Restructuring and related charges		$ 13.5			$ 20.0
Total expected charges	18.9		18.9
December 2013 Program [Member] | Total Restructuring Charges [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.0		0.0	8.9
Total expected charges	8.9		8.9
December 2013 Program [Member] | Allowances and Returns [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.0		0.0	6.5
Total expected charges	6.5		6.5
December 2013 Program [Member] | Inventory Write-offs and Other Manufacturing-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.0		0.0	3.1
Total expected charges	3.1		3.1
December 2013 Program [Member] | Other Charges [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.0		0.0	0.4
Total expected charges	0.4		0.4
December 2013 Program [Member] | Employee Severance and Other Personnel Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.0		0.0	8.6
Total expected charges	8.6		8.6
December 2013 Program [Member] | Other [Member]
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.0		0.0	$ 0.3
Total expected charges	$ 0.3		$ 0.3