Inventory (Details) (USD $)	Sep. 30, 2012	Jun. 30, 2012
Inventory [Abstract]
Inventory, Component parts, Gross	$ 2,814,000	$ 2,373,000
Inventory, Work in Process, Gross	306,000	307,000
Inventory, Finished Goods, Gross	3,466,000	2,716,000
Inventory, Net, Total	6,586,000	5,396,000
Inventories, net of reserves	$ 1,220,000	$ 1,200,000