Note 10. Income Taxes (Details) - Significant Components of Deferred Tax Assets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Jun. 30, 2012
Deferred Tax Assets
Net operating loss	$ 14,788	$ 14,613
Capital loss carryover	1,146	1,290
Valuation adjustment on investment	685	638
Depreciation	84	88
Inventory	434	839
Other	442	580
Valuation allowance	(17,579)	(18,048)
Total deferred tax asset	0	0
Less current portion	0	0
Net long-term deferred tax asset	$ 0	$ 0