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Other current assets
 9 Months Ended
Jul. 31, 2018
Other current assets [Abstract]  
Other current assets
Note 4 - Other current assets
 
Other current assets consist of the following (in thousands): 
 
 
 
July 31, 2018
 
 
October 31, 2017
 
 
 
 
 
 
 
 
Prepaid taxes
 
$
246
 
 
$
20
 
Prepaid expense
 
 
357
 
 
 
526
 
Notes receivable, current portion
 
 
41
 
 
 
83
 
Other
 
 
210
 
 
 
115
 
 
 
 
 
 
 
 
 
 
Totals
 
$
854
 
 
$
744
 
 
Long-term portion of notes receivable of $0 and $21,000 is recorded in other assets at July 31, 2018 and October 31, 2017, respectively.