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Other current assets (Tables)
 9 Months Ended
Jul. 31, 2016
Other current assets [Abstract]  
Schedule of other current assets
Other current assets consist of the following (in thousands): 
 
 
 
July 31, 2016
 
October 31, 2015
 
 
 
 
 
 
 
 
 
Prepaid taxes
 
$
759
 
$
408
 
Prepaid expense
 
 
555
 
 
140
 
Notes receivable, current portion
 
 
83
 
 
-
 
Other
 
 
128
 
 
180
 
 
 
 
 
 
 
 
 
Totals
 
$
1,525
 
$
728