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PROPERTY, PLANT AND EQUIPMENT
9 Months Ended
Jan. 31, 2019
Property, Plant and Equipment Disclosure [Abstract]  
Property, Plant and Equipment [Text Block]
(3)
PROPERTY, PLANT AND EQUIPMENT
 
Property, plant and equipment, net consist of:
 
 
January 31,
 
 
April 30,
 
 
 
2019
 
 
2018
 
 
 
(in thousands)
 
Land, buildings and improvements
 
$
15,956
 
 
$
15,932
 
Furniture and equipment
 
 
17,936
 
 
 
18,239
 
 
 
 
33,892
 
 
 
34,171
 
Less accumulated depreciation
 
 
(24,927
)
 
 
(24,426
)
 
 
$
8,965
 
 
$
9,745
 
 
Depreciation of property, plant and equipment charged to operations was $269,000 and $842,000 for the third quarter and first nine months of 2019 and $319,000 and $954,000 for the third quarter and first nine months of 2018.