Goodwill and Other Intangible Assets - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Goodwill and Intangible Assets Disclosure [Abstract]
Acquisition adjustment for goodwill			$ 0.4
Acquisition adjustment for intangibles			0.7
Intangible asset amortization expense	$ 1.8	$ 0.3	$ 3.8	$ 0.3