Intangible Assets and Goodwill (Tables)

9 Months Ended

Sep. 30, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

Intangible assets consist of the following:

(In millions)	Trade Names			Software			Customer Relationships			Other			Total
September 30, 2015
Cost	$	14.9		$	2.0		$	—		$	2.3		$	19.2
Accumulated amortization	(4.2		)	(2.0		)	—			(2.3		)	(8.5		)
Intangible assets, net	$	10.7		$	—		$	—		$	—		$	10.7
December 31, 2014
Cost	$	34.2		$	60.1		$	20.0		$	26.2		$	140.5
Accumulated amortization	(14.0		)	(55.3		)	(3.7		)	(9.6		)	(82.6		)
Intangible assets, net	$	20.2		$	4.8		$	16.3		$	16.6		$	57.9

Schedule of Amortization Expense for Intangible Assets

Amortization expense for intangible assets consisted of the following:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(In millions)	2015		2014		2015		2014
Amortization expense	$	3.0	$	3.2	$	9.4	$	9.6

Schedule of Intangible Assets Estimated Amortization Expense

Estimated amortization expense for the remainder of 2015 and each of the next four years is as follows:

(In millions)	2015 (Remainder)		2016		2017		2018		2019
Amortization expense(1)	$	0.2	$	0.9	$	0.9	$	0.9	$	0.9

⁽¹⁾The estimated amortization expense excludes amortization on intellectual property for license agreements with TDK Corporation (TDK) as the license agreements will terminate during the fourth quarter of 2015. See Note 17 - Subsequent Events for further information on the TDK agreement.