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Fair Value Considerations (Details 2) - Level 3 [Member - USD ($)
12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Beginning balance $ 94,000 $ 0
Warrant issuances 0 4,118,000
Warrant exercises 0 (40,000)
Change in fair value included in earnings (81,000) (3,984,000)
Ending balance $ 13,000 $ 94,000