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OTHER LIABILITIES AND DEFERRED REVENUE; OTHER REVENUES (Tables)
3 Months Ended
Jul. 31, 2017
Other Liabilities and Financial Instruments Subject to Mandatory Redemption [Abstract]  
Other Revenues [Table Text Block]
Other revenues for the first quarter of 2018 and 2017 consist of:
 
 
 
First Quarter 
of 2018
 
First Quarter 
of 2017
 
 
 
(in thousands)
 
Settlement gain
 
$
1,318
 
$
-
 
Sale of commercial building
 
 
-
 
 
1,496
 
Deferred revenue and other
 
 
88
 
 
164
 
 
 
$
1,406
 
$
1,660