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Equipment (Tables)
12 Months Ended
Jun. 30, 2013
Equipment [Abstract]  
Equipment
Equipment consisted of the following at June 30:

 
 
2013
  
2012
 
Estimated Useful Life
Machinery and equipment
 
$
4,004,000
  
$
3,496,000
 
3-10 years or lease term
Computer and software
  
744,000
   
864,000
 
2-5 years
Office equipment
  
542,000
   
563,000
 
5-10 years
Leasehold improvements
  
195,000
   
205,000
 
shorter of 5 years or lease term
 
  
5,485,000
   
5,128,000
 
 
Less accumulated depreciation and amortization
  
(3,277,000
)
  
(3,476,000
)
 
 
 
$
2,208,000
  
$
1,652,000