Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2017	Oct. 31, 2016
Operating costs and expenses
Research and development	$ 7,107
Research and development - intellectual property acquired	104,693
General and administrative	18,812	4,099
Operating costs and expenses total	130,612	4,099
Operating loss	(130,612)	(4,099)
Other income
Interest income	23	18
Change in fair value of derivatives	109	248
Net loss from continuing operations	(130,480)	(3,833)
Loss from discontinued operations	(449)	(807)
Gain on sale of discontinued operations	100
Loss from discontinued operations, net	(349)	(807)
Net loss	(130,829)	(4,640)
Special cash dividend attributable to preferred stockholders		(6,002)
Deemed dividend - accretion of discount on Series F preferred stock	(369)
Cumulative dividends on Series F preferred stock	(124)
Net loss attributable to common stockholders	$ (131,322)	$ (10,642)
Net loss per share, basic and diluted:
Loss from continuing operations	$ (26.50)	$ (1.83)
Loss from discontinued operations	(0.07)	(0.38)
Net loss	(26.57)	(2.21)
Special cash dividend attributable to preferred stockholders		(2.87)
Deemed dividend - accretion of discount on Series F preferred stock	(0.07)
Cumulative dividends on Series F preferred stock	(0.03)
Net loss attributable to common stockholders	$ (26.67)	$ (5.08)
Weighted average shares outstanding, basic and diluted:	4,923,327	2,096,022