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Organization and Summary of Significant Accounting Policies (Income Taxes) (Details) - USD ($) $ in Thousands | Jun. 30, 2018 | Jun. 30, 2017
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Accounting Policies [Abstract] |  |
Estimated deferred tax asset | $ 4,168 | $ 4,256

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- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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