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Shareholders' Equity (Tables)
 6 Months Ended
Apr. 30, 2015
Equity [Abstract]  
Schedule of Stockholders Equity [Table Text Block]
Changes in shareholders’ equity were as follows for the six months ended April 30, 2015:
 
 
Total
Shareholders’
Equity
 
Noncontrolling
interest
 
Total
Equity
Balance as of October 31, 2014
$
99,987

 
$
(1,538
)
 
$
98,449

Share-based compensation
1,507

 
—

 
1,507

Sale of common stock, net of registration fees
16,660

 
—

 
16,660

Stock issued under benefit plans net of taxes paid upon vesting of restricted stock awards
(329
)
 
—

 
(329
)
Preferred dividends – Series B
(1,600
)
 
—

 
(1,600
)
Other comprehensive loss - foreign currency translation adjustments
(340
)
 
—

 
(340
)
Reclassification of noncontrolling interest due to liquidation of subsidiary
(1,308
)
 
1,308

 
—

Net loss
(13,960
)
 
(191
)
 
(14,151
)
Balance as of April 30, 2015
$
100,617

 
$
(421
)
 
$
100,196