Goodwill and Other Intangible Assets (Details Textual) - USD ($) $ in Thousands	3 Months Ended			12 Months Ended
	Mar. 31, 2016	Dec. 31, 2015	Mar. 31, 2015	Dec. 31, 2016
Finite-Lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	6 years
Intangible asset amortization	$ 4,746	$ 4,910	$ 1,501
Aggregate Amortization Expense 2016	11,500
Aggregate Amortization Expense 2017	8,800
Aggregate Amortization Expense 2018	6,700
Aggregate Amortization Expense 2019	4,700
Aggregate Amortization Expense 2020	$ 3,000
Scenario, Forecast
Finite-Lived Intangible Assets [Line Items]
Intangible asset amortization				$ 16,100