Property, Plant and Equipment, Net (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2021

Dec. 31, 2020

Property, Plant and Equipment [Abstract]

Schedule of property, machinery and equipment

	September 30, 2021		December 31, 2020
Laboratory equipment	338		338
Less: accumulated depreciation	(329	)	(317	)
	9		21

	As of December 31,
	2020		2019
Laboratory equipment	364		327
Less: accumulated depreciation	(343	)	(290	)
	21		37