Goodwill and Other Intangible Assets (Details Textual) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Goodwill and Other Intangible Assets (Textual) [Abstract]
Amortization expense for intangible assets	$ 18.1	$ 18.2
Future Amortization Expense Year 2015	35.8
Future Amortization Expense Year 2016	31.5
Future Amortization Expense Year 2017	26.9
Future Amortization Expense Year 2018	22.7
Future Amortization Expense Year 2019	$ 18.6