Business Segment, Geographic and Major Customer Information - Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Summarized financial information regarding reportable segments
Net revenue from external customers	$ 11,770	$ 19,416
Loss from operations, including impairment	(8,243)	(70,085)
Depreciation and amortization	307	2,191
Additions to long-lived assets	19	42
Operating Segments | Chemistry Technologies
Summarized financial information regarding reportable segments
Net revenue from external customers	10,302	19,416
Loss from operations, including impairment	(3,589)	(70,269)
Depreciation and amortization	292	1,809
Additions to long-lived assets	19	42
Operating Segments | Data Analytics
Summarized financial information regarding reportable segments
Net revenue from external customers	1,468	0
Loss from operations, including impairment	(292)	0
Depreciation and amortization	15	0
Additions to long-lived assets	0	0
Corporate and Other
Summarized financial information regarding reportable segments
Net revenue from external customers	0	0
Loss from operations, including impairment	(4,362)	184
Depreciation and amortization	0	382
Additions to long-lived assets	$ 0	$ 0