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Segment Information (Tables)
 12 Months Ended
Oct. 31, 2015
Segment Information [Abstract]  
revenues by geographic Area [Table Text Block]
Revenues, by geographic location (based on the customer’s ordering location) for the years ended October 31, 2015, 2014 and 2013 were as follows (in thousands):
 
 
2015
 
2014
 
2013
United States
 
$
52,109

 
$
52,765

 
$
80,199

South Korea
 
109,953

 
124,669

 
101,928

England
 
142

 
119

 
2,036

Germany
 
764

 
869

 
1,503

Canada
 
—

 
820

 
1,912

Spain
 
109

 
1,051

 
80

Total
 
$
163,077

 
$
180,293

 
$
187,658