Goodwill and Intangible Assets (Details Textual) (USD $)	3 Months Ended		6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Jun. 30, 2013
Patents [Member]
Finite-Lived Intangible Asset, Useful Life			17 years
Finite-Lived Intangible Assets, Net, Total	$ 599,789		$ 599,789		$ 568,823
Finite-Lived Intangible Assets, Accumulated Amortization	595,965		595,965		554,923
Amortization of Intangible Assets	21,000	18,000	41,000	35,000
Customer Relationships [Member]
Finite-Lived Intangible Assets, Net, Total	280,000		280,000		360,000
Finite-Lived Intangible Assets, Accumulated Amortization	520,000		520,000		440,000
Amortization of Intangible Assets	$ 40,000	$ 40,000	$ 80,000	$ 80,000