Intangible and Other Non Current Assets (Narratives) (Details) - USD ($) $ in Thousands	1 Months Ended		3 Months Ended		9 Months Ended
	Jun. 30, 2018	Sep. 30, 2014	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018
Accumulated Amortization			$ (21,787)		$ (21,787)		$ (10,874)
Net intangible assets			123,158		123,158
Prepaid Expense Other, Noncurrent			208		208		208
Other Assets, Noncurrent			145,153		145,153		145,153
Other Assets, Miscellaneous, Noncurrent			123,366		123,366		134,279
Amortization of Intangible Assets			3,638	$ 3,638	10,914	$ 5,002
Patents | Janssen
Finite-Lived Intangible Assets, Gross			3,050		3,050		3,050
Accumulated Amortization			(2,868)		(2,868)		(2,597)
Net intangible assets			182		182		453
License | PANCREAZE
Finite-Lived Intangible Assets, Gross			141,895		141,895		141,895
Accumulated Amortization			(18,919)		(18,919)		(8,277)
Net intangible assets			$ 122,976		$ 122,976		$ 133,618
Finite-Lived Intangible Asset, Useful Life	10 years
Janssen | Patents | Janssen
Finite-Lived Intangible Asset, Useful Life		5 years 6 months
Finite-Lived Patents, Gross		$ 3,100