Segments - Revenues by Reportable Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Revenues from external customers	$ 26,909	$ 14,267	$ 31,992
Total segment revenues from reportable segments
Segment Reporting Information [Line Items]
Revenues	28,355	15,904	36,735
Operating segments
Segment Reporting Information [Line Items]
Revenues from external customers	26,909	14,267	31,938
Revenues	28,355	15,904	36,735
Operating segments | Biopharmaceuticals
Segment Reporting Information [Line Items]
Revenues from external customers	14,894	922	21,780
Revenues	16,340	2,559	26,577
Operating segments | Exemplar
Segment Reporting Information [Line Items]
Revenues from external customers	12,015	13,345	10,158
Revenues	12,015	13,345	10,158
Intersegment revenues
Segment Reporting Information [Line Items]
Revenues	1,446	1,637	4,797
Intersegment revenues | Biopharmaceuticals
Segment Reporting Information [Line Items]
Revenues	1,446	1,637	4,797
Intersegment revenues | Exemplar
Segment Reporting Information [Line Items]
Revenues	0	0	0
Other revenues, including from other operating segments
Segment Reporting Information [Line Items]
Revenues	0	0	54
Elimination of intersegment revenues
Segment Reporting Information [Line Items]
Revenues	$ (1,446)	$ (1,637)	$ (4,797)