Segment Reporting - Schedule of Segment Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2018	Oct. 31, 2017
Total net revenues	$ 1,563
Total net loss	(65,441)	(130,829)
Total assets	87,842	20,152
Regenerative Medicine [Member]
Total net revenues	689
Total net loss	(65,219)	(130,480)
Total assets	82,512	20,152
Contract Services [Member]
Total net revenues	874
Total net loss	(222)
Total assets	5,330
Discontinued Operations [Member]
Total net loss		(349)
Total assets