Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2013

Pension and Other Postretirement Benefit Expense [Abstract]

Schedule of Defined Benefit Plans Disclosures

The following tables provide the components of the net periodic pension and other post-retirement benefit costs for the three and six months ended June 30, 2013 and 2012 (in millions):

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2013			2012			2013			2012
PENSION BENEFITS
Interest cost	$	0.4		$	0.4		$	0.8		$	0.8
Expected return on plan assets	(0.6		)	(0.5		)	(1.2		)	(1.0		)
Amortization of net actuarial loss	0.2			0.1			0.3			0.2
Net periodic benefit cost	$	—		$	—		$	(0.1	)	$	—

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2013		2012		2013		2012
OTHER POST-RETIREMENT BENEFITS
Interest cost	$	0.1	$	—	$	0.1	$	0.1
Amortization of prior service credit	—		—		—		(0.1		)
Net periodic other benefit cost	$	0.1	$	—	$	0.1	$	—