Note 9. Income Taxes - Accrued Interest and Penalties Related to Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued
Unrecognized Tax Benefits, Interest on Income Taxes Accrued	$ 102	$ 104	$ 285
Unrecognized Tax Benefits, Income Tax Penalties Accrued	$ 108	$ 105	$ 95

Amount of statutory penalties accrued for a tax position claimed or expected to be claimed by the entity, in its tax return.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32718-109319

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant