Goodwill and Other Intangible Assets - Narrative (Details) $ in Millions	Jun. 30, 2016 USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]
Estimated amortization expense of intangible assets for the remainder of 2016	$ 12.0
Estimated amortization expense of intangible assets for 2017	21.8
Estimated amortization expense of intangible assets for 2018	21.4
Estimated amortization expense of intangible assets for 2019	19.7
Estimated amortization expense of intangible assets for 2020	18.6
Estimated amortization expense of intangible assets for 2021	16.3
Estimated amortization expense of intangible assets for later years	$ 166.2