Goodwill (Tables)

12 Months Ended

Dec. 31, 2013

Goodwill And Intangible Assets Disclosure [Abstract]

Changes in Carrying Amount of Goodwill

The following is a summary of changes in the carrying amount of goodwill for the years ended December 31, 2013 and 2012:

	Cost			Accumulated Impairment			Carrying Amount
				(In millions)
Balance at January 1, 2012	$	98.2		$	(1.5	)	$	96.7
Acquisitions		0.2			—			0.2
Changes due to foreign currency translation		0.1			—			0.1
Balance at December 31, 2012	$	98.5		$	(1.5	)	$	97.0
Impairment charge		—			(6.8	)		(6.8	)
Changes in purchase price allocation		2.0			—			2.0
Changes due to foreign currency translation		(0.2	)		—			(0.2	)
Balance at December 31, 2013	$	100.3		$	(8.3	)	$	92.0