Summary of Significant Accounting Policies (Schedule Of Inventory) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Summary of Significant Accounting Policies [Abstract]
Inventory, Component parts, net	$ 2,648	$ 2,373
Inventory, Work in Process, net	376	307
Inventory, Finished Goods, net	3,759	2,716
Inventory, Net, Total	6,783	5,396
Inventory reserves	$ 1,124	$ 1,200	$ 1,477	$ 1,136