Geographic and Segment Information - Schedule of Profit and Loss Information by Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment Reporting Information [Line Items]
Revenue from external customers	$ 35	$ 201	$ 65	$ 414
Depreciation expense	(287)	(255)	(482)	(499)
Stock compensation expense	2,184	4,255	4,386	7,520
Loss from operations	(13,595)	(13,775)	(26,931)	(25,470)
Drugs [Member]
Segment Reporting Information [Line Items]
Revenue from external customers	0	0	0	0
Depreciation expense	(275)	(244)	(459)	(477)
Stock compensation expense	2,184	4,255	4,386	7,520
Loss from operations	(13,596)	(13,421)	(26,939)	(25,086)
Supplements [Member]
Segment Reporting Information [Line Items]
Revenue from external customers	35	201	65	414
Depreciation expense	(12)	(11)	(23)	(22)
Stock compensation expense	0	0	0	0
Loss from operations	$ 1	$ (354)	$ 8	$ (384)