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PROPERTY, PLANT AND EQUIPMENT
6 Months Ended
Oct. 31, 2017
Property, Plant and Equipment Disclosure [Abstract]  
Property, Plant and Equipment [Text Block]
(3)
PROPERTY, PLANT AND EQUIPMENT
 
Property, plant and equipment, net consist of:
 
 
 
October 31,
 
April 30,
 
 
 
2017
 
2017
 
 
 
(in thousands)
 
Land, buildings and improvements
 
$
15,924
 
$
15,995
 
Furniture and equipment
 
 
18,360
 
 
18,350
 
 
 
 
34,284
 
 
34,345
 
Less accumulated depreciation
 
 
(24,038)
 
 
(23,493)
 
 
 
$
10,246
 
$
10,852
 
 
Depreciation of property, plant and equipment charged to operations was $314,000 and $635,000 for the three and six month periods ended October 31, 2017 and $350,000 and $710,000 for the three and six month periods ended October 31, 2016.