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Other current assets (Tables)
 3 Months Ended
Jan. 31, 2017
Other current assets [Abstract]  
Schedule of other current assets
Other current assets consist of the following (in thousands): 
 
 
 
January 31, 2017
 
October 31, 2016
 
 
 
 
 
 
 
Prepaid taxes
 
$
952
 
$
871
 
Prepaid expense
 
 
392
 
 
347
 
Notes receivable, current portion
 
 
83
 
 
83
 
Other
 
 
116
 
 
135
 
 
 
 
 
 
 
 
 
Totals
 
$
1,543
 
$
1,436