Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Summary of Significant Accounting Policies [Abstract]
XERMELO Intangible Assets Finite Lived	$ 24,700
Amortization of Intangible Assets	100
Deferred Income Tax Expense (Benefit)	$ (8,652)	$ 0