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Inventories
6 Months Ended
Jan. 31, 2013
Inventory Disclosure [Abstract]  
Inventories
(8)    Inventories

Inventories consist of the following at:
 
 
January 31, 2013
 
July 31, 2012
Raw materials and components
 
$
54,964,000

 
55,404,000

Work-in-process and finished goods
 
30,350,000

 
33,243,000

Total inventories
 
85,314,000

 
88,647,000

Less reserve for excess and obsolete inventories
 
15,158,000

 
16,286,000

Inventories, net
 
$
70,156,000

 
72,361,000



At January 31, 2013 and July 31, 2012, the amount of total inventory directly related to long-term contracts (including contracts-in-progress) was $1,543,000 and $2,041,000, respectively.

At January 31, 2013 and July 31, 2012, $552,000 and $1,070,000, respectively, of the inventory balance above related to contracts from third party commercial customers who outsource their manufacturing to us.