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Shareholders' Equity (Tables)
 9 Months Ended
Jul. 31, 2016
Class of Warrant or Right [Line Items]  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
The following table outlines the warrant activity during the third quarter of Fiscal 2016:

 
 
Series A Warrants
 
Series B Prefunded Warrants
Balance as of July 12, 2016 (date of issuance)
 
7,680,000

 
4,926,000

Warrants exercised
 
—

 
—

Warrants expired
 
—

 
—

Balance as of July 31, 2016
 
7,680,000

 
4,926,000
Schedule of Stockholders Equity [Table Text Block]
Changes in shareholders’ equity were as follows for the nine months ended July 31, 2016:
 
 
Total
Shareholders’
Equity
 
Noncontrolling
interest
 
Total
Equity
Balance as of October 31, 2015
$
95,309

 
$
(555
)
 
$
94,754

Share-based compensation
2,530

 
—

 
2,530

July 2016 sale of common stock and pre-funded warrants, net
34,762

 
—

 
34,762

Fiscal 2016 open market sales of common stock
33,529

 
—

 
33,529

Taxes paid upon vesting of restricted stock awards net of stock issued under benefit plans
(125
)
 
—

 
(125
)
Preferred dividends – Series B
(2,400
)
 
—

 
(2,400
)
Other comprehensive income - foreign currency translation adjustments
(26
)
 
—

 
(26
)
Net loss
(38,095
)
 
(165
)
 
(38,260
)
Balance as of July 31, 2016
$
125,484

 
$
(720
)
 
$
124,764