Goodwill and Other Intangible Assets (Details Textual) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Goodwill and Other Intangible Assets (Textual) [Abstract]
Amortization expense for intangible assets	$ 9.1	$ 9.5
Future Amortization Expense Year 2015	37.0
Future Amortization Expense Year 2016	33.0
Future Amortization Expense Year 2017	28.4
Future Amortization Expense Year 2018	24.1
Future Amortization Expense Year 2019	$ 19.9