SCHEDULE OF SEGMENT INFORMATION (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Sep. 30, 2020	Sep. 30, 2019
Segment Reporting Information [Line Items]
Total net revenues	$ 3,337			$ 1,395			$ 6,536	$ 4,186
Total net loss	(7,081)	$ (12,677)	$ (13,040)	(22,983)	$ (22,792)	$ (25,573)	(32,798)	(71,348)
Regenerative Medicine [Member]
Segment Reporting Information [Line Items]
Total net revenues	1,156			839			2,528	1,640
Total net loss	(7,246)			(22,466)			(32,516)	(70,247)
Contract Services [Member]
Segment Reporting Information [Line Items]
Total net revenues	2,181			556			4,008	2,546
Total net loss	$ 165			$ (517)			$ (282)	$ (1,101)