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Leases, Right-to-use Assets and Related Liabiliities (Details 1) - USD ($)
3 Months Ended 9 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2020
Mar. 31, 2019
Leases Right-to-use Assets And Related Liabiliities        
Rent expense $ 61,000 $ 31,000 $ 126,000 $ 94,000