Revenue from Contracts with Customers (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Disaggregation of Revenue [Line Items]
Revenues	$ 5,211	$ 7,458	$ 11,206	$ 14,154
License and other [Member]
Disaggregation of Revenue [Line Items]
Revenues	63	30	73	(3)
Medical devices [Member]
Disaggregation of Revenue [Line Items]
Revenues	5,148	7,422	11,133	14,148
Non ASC 606 revenue	400	1,400	1,500	2,600
Revenue from Contract with Customer, Excluding Assessed Tax	4,790	6,067	9,696	11,556
Medical devices [Member] | North America [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	1,757	2,203	4,484	4,287
Medical devices [Member] | Europe [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	633	705	1,556	1,722
Medical devices [Member] | Asia [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	2,399	3,093	3,519	5,362
Medical devices [Member] | Non-US [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	1	66	137	185
Pharmaceutical [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Revenue from Contract with Customer, Excluding Assessed Tax	8,167	10,415	23,198	30,375
Pharmaceutical [Member] | North America [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	4,198	3,038	8,384	15,176
Pharmaceutical [Member] | Europe [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	4,104	5,454	9,863	11,036
Pharmaceutical [Member] | Asia [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	(135)	1,923	4,951	4,163
Pharmaceutical [Member] | Non-US [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 0	$ 0	$ 0	$ 0
Minimum [Member]
Disaggregation of Revenue [Line Items]
Term of receivable (in Duration)			30 days
Maximum [Member]
Disaggregation of Revenue [Line Items]
Term of receivable (in Duration)			90 days