PENSION AND POSTRETIREMENT PLANS (Tables)

6 Months Ended

Jun. 30, 2014

Postemployment Benefits [Abstract]

Schedule of Pensions and Postretirement Plans

The effect on operations for the Company Plan and the PEP is summarized as follows:

	Three Months Ended June 30,						Six Months Ended June 30,
	2014			2013			2014			2013
Service cost for benefits earned	$	0.8		$	0.6		$	1.7		$	1.2
Interest cost on benefit obligation	4.2			3.7			8.1			7.4
Expected return on plan assets	(4.6		)	(4.3		)	(9.0		)	(8.6		)
Net amortization and deferral	1.6			3.0			3.4			6.0
Defined benefit plan costs	$	2.0		$	3.0		$	4.2		$	6.0

The effect on operations of the post-retirement medical plan is shown in the following table:

	Three Months Ended June 30,					Six Months Ended June 30,
	2014			2013		2014			2013
Service cost for benefits earned	$	—		$	0.1	$	0.1		$	0.2
Interest cost on benefit obligation	0.5			0.7		0.9			1.3
Net amortization and deferral	(2.0		)	0.3		(3.9		)	0.5
Post-retirement medical plan (benefit) costs	$	(1.5	)	$	1.1	$	(2.9	)	$	2.0