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v3.20.1

Note 10: 401(k) Retirement Plan: 401(k) Retirement Plan (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Mar. 31, 2020 | Mar. 31, 2019
Details |  |  |  |
Defined Contribution Plan, Administrative Expense | $ 391 | $ 347 | $ 1,100,000 | $ 981

X
- Definition Amount of administrative expense incurred by defined contribution plan. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration