Business Segment, Geographic, and Concentration Risk Information - Summary of Revenue by Segments (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Total revenue:
Total consolidated revenue	$ 41,025	$ 46,935
Operating Segments
Total revenue:
Total consolidated revenue	42,131	47,643
Operating Segments | Oncology Innovation Platform
Total revenue:
Total consolidated revenue	20,665	28,387
Operating Segments | Global Supply Chain Platform
Total revenue:
Total consolidated revenue	8,207	3,714
Operating Segments | Commercial Platform
Total revenue:
Total consolidated revenue	13,259	15,542
Intersegment Eliminations
Total revenue:
Total consolidated revenue	(1,106)	$ (708)
Intersegment Eliminations | Oncology Innovation Platform
Total revenue:
Total consolidated revenue	500
Intersegment Eliminations | Commercial Platform
Total revenue:
Total consolidated revenue	$ 600