BENEFIT PLANS (Reconciliation of Projected Benefit Obligations, Plan Assets and Funded Status of Plans) (Detail) (USD $) In Millions, unless otherwise specified	0 Months Ended	12 Months Ended
	Dec. 21, 2012	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Change in projected benefit obligation
Benefits paid	$ (62.6)
Change in plan assets
Employer contributions		21.5	21.3	17.8
Benefits paid	(62.6)
Pension Benefits
Change in projected benefit obligation
Benefit obligation at January 1,		636.8	716.8
Service cost		4.5	5.4	6.5
Interest cost		31.1	28.9	33.4
Plan participants' contributions		0	0
Amendments		3.2	0
Actuarial loss (gain)		113.2	(68.6)
Foreign currency exchange rate changes		(5.5)	(4.2)
Curtailments		(2.6)	0
Settlements		0	0
Benefits paid		(41.6)	(41.5)
Projected benefit obligation at December 31,		739.1	636.8	716.8
Change in plan assets
Fair value of plan assets at January 1,		568.1	548.0
Actual return on plan assets		43.7	58.5
Employer contributions		5.2	6.7
Plan participants' contributions		0	0
Foreign currency exchange rate changes		(5.3)	(3.6)
Settlements		0	0
Benefits paid		(41.6)	(41.5)
Fair value of plan assets at December 31,		570.1	568.1	548.0
Funded status of plan		(169.0)	(68.7)
Other Benefits
Change in projected benefit obligation
Benefit obligation at January 1,		19.6	27.3
Service cost		0.3	0.5	0.5
Interest cost		0.8	1.1	1.2
Plan participants' contributions		0.5	1.1
Amendments		0	(8.6)
Actuarial loss (gain)		0.5	0.9
Foreign currency exchange rate changes		(0.2)	0.6
Curtailments		0	0
Settlements		0	0
Benefits paid		(2.1)	(3.3)
Projected benefit obligation at December 31,		19.4	19.6	27.3
Change in plan assets
Fair value of plan assets at January 1,		21.6	21.4
Actual return on plan assets		1.7	2.4
Employer contributions		1.6	2.2
Plan participants' contributions		0.5	1.1
Foreign currency exchange rate changes		0	0
Settlements		(2.5)	(2.2)
Benefits paid		(2.1)	(3.3)
Fair value of plan assets at December 31,		20.8	21.6	21.4
Funded status of plan		$ 1.4	$ 2.0