Liquidity (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands			12 Months Ended
Jun. 07, 2018	Apr. 12, 2018	Oct. 31, 2018	Oct. 31, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Net loss			$ (65,441)	$ (130,829)
Cash used in operating activities			$ (28,546)	$ (7,583)
Public offering share value	2,455,882	2,335,937
Common stock, par value	$ 0.001	$ 0.001	$ 0.001	$ 0.001
Public offering price per share	$ 23.65	$ 16.00
Proceeds for public offering	$ 58,000	$ 34,600

Face amount or stated value per share of common stock.

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