Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

The gross carrying amount and accumulated amortization for intangible assets consisted of the following ($ in millions):

	June 30, 2014						December 31, 2013
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Amortized intangible assets
Customer Relationships (Filtration)	45.3		1.1		44.2		45.3		0.1		45.2
Developed Technology (Filtration)	13.8		0.6		13.2		13.8		0.1		13.7
Total	$	59.1	$	1.7	$	57.4	$	59.1	$	0.2	$	58.9
Unamortized intangible assets (Filtration)
Trade names	$	21.8					$	21.8