Employee Benefits (Tables)

3 Months Ended

Mar. 31, 2015

Compensation and Retirement Disclosure [Abstract]

Schedule of (Income) Charges Related to Benefit Plans

The following table presents the components of net periodic postretirement benefit cost (income) for the VEBAs and charges relating to all other employee benefit plans for the quarters ended March 31, 2015 and March 31, 2014 (in millions of dollars):

	Quarter Ended
	March 31,
	2015			2014
VEBAs:
Service cost	$	—		$	0.6
Interest cost	0.7			4.1
Expected return on plan assets	(1.1		)	(12.8		)
Amortization of prior service cost	0.7			2.8
Amortization of net actuarial loss (gain)	0.3			(0.3		)
Total net periodic postretirement benefit cost (income) relating to VEBAs	0.6			(5.6		)
Loss on removal of Union VEBA net assets	492.2			—
Total VEBAs	492.8			(5.6		)
Other employee benefit plans:
Deferred compensation plan	0.4			0.2
Defined contribution plans	4.0			4.0
Multiemployer pension plans	0.9			0.9
Total other employee benefit plans	$	5.3		$	5.1
Total	$	498.1		$	(0.5	)

Allocation of (Income) Charges Relating to Benefit Plans by Segment

(in millions of dollars – see Note 11):

	Quarter Ended
	March 31,
	2015		2014
Fabricated Products	$	4.6	$	4.6
All Other	493.5		(5.1		)
Total	$	498.1	$	(0.5	)