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Inventory (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Sep. 30, 2012
Inventory Disclosure [Abstract]
Raw materials and component parts, net of reserves	$ 4,128	$ 3,653
Work in process	3,272	2,472
Finished goods	1,319	958
Total Inventory	8,719	7,083
Raw materials and component parts, reserves	$ 719	$ 800

Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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