Quarterly report pursuant to Section 13 or 15(d)

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard (Details)

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Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard (Details) - USD ($)
$ in Thousands
9 Months Ended
Mar. 31, 2020
Jun. 30, 2019
Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard    
Entity Listing, Description On October 16, 2019, the Company received notification from the NYSE American (the "Exchange") that the Company is not in compliance with Section 1003(a)(ii) of the NYSE American Company Guide (the "Guide"), which applies if a listed company has stockholders' equity of less than $4,000,000 and has reported losses from continuing operations and/or net losses in three of its four most recent fiscal years, and Section 1003(a)(iii) of the Guide, which applies if a listed company has stockholders' equity of less than $6,000,000 and has reported losses from continuing operations and/or net losses in its five most recent fiscal years. On December 9, 2019, the Company received a further notice from the Exchange that the Company currently is below the Exchange's continued listing standards set forth in Section 1003(a)(i) of the Guide, which applies if a listed company has stockholders' equity of less than $2,000,000 and has reported losses from continuing operations and/or net losses in two of its three most recent fiscal years.  
Stockholders' Equity Attributable to Parent $ 3,966 $ 2,463
Number of years consecutive net losses 5 years