Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

The weighted average remaining useful life, gross carrying amount, and accumulated amortization of our intangible assets were as follows (dollars in millions):



	March 31, 2015					December 31, 2014
	Weighted Average Remaining Useful Life (in Years)	Gross Carrying Amount		Accumulated Amortization		Weighted Average Remaining Useful Life (in Years)	Gross Carrying Amount		Accumulated Amortization
Customer relationships	14.0	$	311.5	$	42.0	14.3	$	311.5	$	36.9
Trademarks and trade names	13.2	21.8		3.5		13.4	21.8		3.0
Other	2.0	0.2		0.2		2.2	0.2		0.1
Total intangible assets (excluding goodwill)	13.9	$	333.5	$	45.7	14.2	$	333.5	$	40.0