Goodwill and Other Intangibles (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated future amortization expense for 2016	$ 6.4
Estimated future amortization expense for 2017	8.5
Estimated future amortization expense for 2018	7.9
Estimated future amortization expense for 2019	7.7
Estimated future amortization expense for 2020	7.7
Other Intangible Assets
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization expense related to other intangible assets	$ 2.1	$ 4.6