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Equipment, Furniture and Fixtures (Tables)
3 Months Ended
Jul. 31, 2012
Equipment, Furniture and Fixtures [Abstract]  
Net equipment, furniture and fixtures
Net equipment, furniture and fixtures consisted of the following:
July 31,
April 30,
2012
2012
(Amounts in thousands)
 
 
Plant and machinery
$
724
$
724
Computer equipment
1,536
1,482
Leasehold improvement
200
190
Furniture, fixtures and equipment
91
91
2,551
2,487
Accumulated depreciation and amortization
(2,046
)
(2,005
)
Net equipment, furniture and fixtures 
$
505
$
482