Note 10. Discontinued Operations (Results of Discontinued Operations - ECD) (Details) (USD $)	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (Loss) before income taxes	$ (25,605)	$ 190,960
ECD [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue, net	0	3,637,000
Cost of goods	0	2,194,000
Market, general and administrative	26,000	1,176,000
Research and development	0	76,000
Total Costs and expenses	26,000	3,446,000
Income (loss) from discontinued operations	$ (26,000)	$ 191,000