EMPLOYEE BENEFIT PLANS - Change in Benefit Obligation, Plan Assets and Funded Status (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
U.S. defined benefit pension plan
Change in Projected benefit Obligation
Projected benefit obligation, beginning of year	$ 251.8	$ 234.6
Service cost	1.6	0.4	$ 0.1
Interest cost	9.5	10.8	4.5
Employee contributions	0.0	0.0
Plan amendments	0.0	0.0
Plan curtailments	0.0	0.0
Settlements	0.0	(13.0)
Benefits paid	(16.0)	(10.4)
Actuarial (gains) losses	(14.9)	29.4
Currency translation adjustments	0.0	0.0
Other	0.0	0.0
Projected benefit obligation, end of year	232.0	251.8	234.6
Change in Plan Assets
Fair value of plan assets, beginning of year	196.6	197.3
Actual return on plan assets	(6.1)	13.8
Employee contributions	0.0	0.0
Company contributions	7.8	8.9
Settlements	0.0	(13.0)
Benefits paid	(16.0)	(10.4)
Currency translation adjustments	0.0	0.0
Other	0.0	0.0
Fair value of plan assets, end of year	182.3	196.6	197.3
Funded Status at end of year	(49.7)	(55.2)
Recognized as:
Other long-term assets, net	0.0	0.0
Accrued and other current liabilities	0.0	0.0
Pension and other benefit liabilities	(49.7)	(55.2)
Non-U.S. defined benefit pension plans
Change in Projected benefit Obligation
Projected benefit obligation, beginning of year	272.6	229.7
Service cost	3.1	3.9	2.2
Interest cost	6.0	8.3	3.7
Employee contributions	0.0	0.0
Plan amendments	0.0	(29.4)
Plan curtailments	0.0	(1.6)
Settlements	(8.9)	(0.4)
Benefits paid	(4.9)	(6.2)
Actuarial (gains) losses	(27.6)	101.9
Currency translation adjustments	(25.8)	(33.8)
Other	2.7	0.2
Projected benefit obligation, end of year	217.2	272.6	229.7
Change in Plan Assets
Fair value of plan assets, beginning of year	140.5	139.1
Actual return on plan assets	3.6	17.5
Employee contributions	0.0	0.0
Company contributions	6.2	8.4
Settlements	(8.9)	(0.4)
Benefits paid	(4.9)	(6.2)
Currency translation adjustments	(13.1)	(17.9)
Other	2.6	0.0
Fair value of plan assets, end of year	126.0	140.5	139.1
Funded Status at end of year	(91.2)	(132.1)
Recognized as:
Other long-term assets, net	0.0	1.4
Accrued and other current liabilities	(1.6)	(2.0)
Pension and other benefit liabilities	(89.6)	(131.5)
U.S. postretirement benefit plan
Change in Projected benefit Obligation
Projected benefit obligation, beginning of year	62.2	59.2
Service cost	1.9	1.7	0.9
Interest cost	2.2	2.3	1.6
Employee contributions	1.2	1.2
Plan amendments	0.0	0.0
Plan curtailments	0.0	0.0
Settlements	0.0	0.0
Benefits paid	(6.8)	(8.1)
Actuarial (gains) losses	(2.8)	5.9
Currency translation adjustments	0.0	0.0
Other	0.0	0.0
Projected benefit obligation, end of year	57.9	62.2	59.2
Change in Plan Assets
Fair value of plan assets, beginning of year	9.1	14.5
Actual return on plan assets	0.0	1.5
Employee contributions	1.2	1.2
Company contributions	0.0	0.0
Settlements	0.0	0.0
Benefits paid	(6.8)	(8.1)
Currency translation adjustments	0.0	0.0
Other	0.0	0.0
Fair value of plan assets, end of year	3.5	9.1	$ 14.5
Funded Status at end of year	(54.4)	(53.1)
Recognized as:
Other long-term assets, net	0.0	0.0
Accrued and other current liabilities	(3.3)	0.0
Pension and other benefit liabilities	$ (51.1)	$ (53.1)
Period over which defined benefit obligation reductions amortized into income		11 years 3 months 18 days
Ireland | Non-U.S. defined benefit pension plans
Recognized as:
Period over which defined benefit obligation reductions amortized into income		42 years 6 months