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Organization and Summary of Significant Accounting Policies (Stock-based Compensation) (Details) - USD ($) | 12 Months Ended
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Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2015
Accounting Policies [Abstract] |  |  |
Stock-based compensation expense | $ 1,500,000 | $ 1,100,000 | $ 1,500,000
Total cash provided by (used for) operating activities or financing activities related to tax effect from stock-based compensation |  |  | $ 57,000

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- Definition Excess Tax Benefit (Tax Deficiency) from Share-based Compensation, Operating and Financing Activities + References No definition available. + Details
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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