Preferred Shares and Common Shares - Schedule of Deemed Dividend on Preferred Shares Exchange (Details)	9 Months Ended
	Jul. 31, 2018 USD ($)
Equity [Abstract]
Fair market value of 1,003,391 shares of common stock issued at $20.05 (Company's closing stock price on March 5, 2018) in exchange for Series F Preferred Shares and accrued dividends	$ 20,117,990
Carrying value of Series F Preferred Shares at March 5, 2018, including dividends	(5,898,274)
Carrying value of bifurcated conversion option at March 5, 2018	(7,162,587)
Deemed dividend on Series F Preferred Shares exchange	$ 7,057,129