Loss Per Share (Tables)

3 Months Ended

Jan. 31, 2018

Earnings Per Share [Abstract]

Schedule of Anti-dilutive Potential Shares Outstanding Activity

The table below provides total potential shares outstanding, including those that are anti-dilutive, on January 31, 2018 and 2017:

	January 31,
	2018		2017
Shares issuable upon exercise of warrants		322,727		-
Shares issuable upon conversion of preferred stock		8,853,413		2,357,232
Shares issuable upon exercise of stock options		4,804,069		2,922,020
Non-vested shares under restricted stock grants		232,583		640,184