Discontinued Operations (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Discontinued Operations [Line Items]
Minimum Amount On Supply And Services Of Products	$ 22,500
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	0	$ 5,007	$ 0
Stock Issued During Period, Value, Acquisitions		13,049
Research and Development Expense, Total	$ 25,608	17,298	$ 15,966
Recipharm AB [Member]
Discontinued Operations [Line Items]
Percentage Of Margin On Costs Incurred On Services	20.00%
Recipharm AB [Member] | Equity Securities [Member]
Discontinued Operations [Line Items]
Stock Issued During Period, Value, Acquisitions	$ 13,000
Pessac Business [Member]
Discontinued Operations [Line Items]
Proceeds from Divestiture of Businesses	13,200
Contribution For Potential Employee Obligations	700
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax		$ 5,007
MSA [Member]
Discontinued Operations [Line Items]
Services Delivered And Commitments Satisfied	5,679
Research and Development Expense, Total	$ 4,089