Intangible and Other Non Current Assets (Narratives) (Details) - USD ($) $ in Thousands	1 Months Ended		3 Months Ended
	Jun. 30, 2018	Sep. 30, 2014	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Accumulated Amortization			$ (29,064)		$ (25,426)
Net intangible assets			115,881
Long-term receivables			834		413
Prepaid Expense Other, Noncurrent			208		208
Other Assets, Noncurrent			145,987		145,566
Other Assets, Miscellaneous, Noncurrent			116,923		120,140
Amortization of intangible assets			3,638	$ 3,638
Patents | Janssen
Finite-Lived Intangible Assets, Gross			3,050		3,050
Accumulated Amortization			(3,050)		(2,959)
Net intangible assets					91
License | PANCREAZE
Finite-Lived Intangible Assets, Gross			141,895		141,895
Accumulated Amortization			(26,014)		(22,467)
Net intangible assets			$ 115,881		$ 119,428
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