STOCKHOLDERS’ EQUITY (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands | Dec. 04, 2020 | Dec. 02, 2020 | Jan. 31, 2021 | Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | May 06, 2021 | Jan. 22, 2021 | Jan. 21, 2021 | Dec. 31, 2020 | Dec. 03, 2020 |
Class of Stock [Line Items] | | | | | | | | | | | | |
Common Stock, Shares Authorized | | | | 24,109,635 | | 24,109,635 | | 24,109,635 | | | 24,109,635 | 20,000,000 |
Common Stock, Shares, Outstanding | | | | 24,109,634 | | 24,109,634 | | | | | 21,246,523 | 19,850,014 |
Common Stock, Capital Shares Reserved for Future Issuance | | | | | | | | | | | | 149,986 |
Excess Stock, Shares Issued | | | | 4,109,635 | | 4,109,635 | | | | | | |
Common Stock, Shares, Issued | | | | 24,109,635 | | 24,109,635 | | 4,109,635 | | | 21,246,523 | |
Stock-based compensation expense | | | | $ 99 | $ 72 | $ 208 | $ 143 | | | | | |
Options expired | | | | | | 13,845 | | | | | | |
Proceeds from Warrant Exercises | | | | | | $ 1,406 | | | | | | |
Warrants, modification expense | | | | | | $ 22 | | | | | | |
New Warrants [Member] | | | | | | | | | | | | |
Class of Stock [Line Items] | | | | | | | | | | | | |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | | | | 1,205,967 | | 1,205,967 | | | | | | |
Exercise price of warrants per share | | | | $ 1.04 | | $ 1.04 | | | | | | |
Proceeds from Warrant Exercises | | | | | | $ 1,400 | | | | | | |
Warrants, modification expense | | | | | | 1,627 | | | | | | |
Employee Stock [Member] | | | | | | | | | | | | |
Class of Stock [Line Items] | | | | | | | | | | | | |
Non-vested stock options granted, unrecognized estimated compensation cost | | | | $ 194 | | $ 194 | | | | | | |
Non-vested stock options granted, weighted average period | | | | | | 11 months 26 days | | | | | | |
Employees and Consultants [Member] | | | | | | | | | | | | |
Class of Stock [Line Items] | | | | | | | | | | | | |
Number of options, granted | | | | | | 180,000 | 15,000 | | | | | |
Fair value options vesting term | | | | | | 3 years | 3 years | | | | | |
Stock-based compensation expense | | | | $ 99 | $ 72 | $ 208 | $ 143 | | | | | |
Securities Purchase Agreement [Member] | | | | | | | | | | | | |
Class of Stock [Line Items] | | | | | | | | | | | | |
Gross proceeds from private placement | | $ 6,000 | | | | | | | | | | |
Net proceeds from private placement | | $ 5,400 | | | | | | | | | | |
Securities Purchase Agreement [Member] | Private Placement [Member] | | | | | | | | | | | | |
Class of Stock [Line Items] | | | | | | | | | | | | |
Sale of stock, number of shares issued | | 5,914,285 | | | | | | | | | | |
Sale of stock, price per share | | $ 0.70 | | | | | | | | | | |
Two Investors [Member] | Warrants [Member] | | | | | | | | | | | | |
Class of Stock [Line Items] | | | | | | | | | | | | |
Sale of stock, number of shares issued | | | 1,657,144 | | | | | | | | | |
Exercise price of warrants per share | | | $ 0.001 | | | | | | | | | |
Accredited Investors [Member] | Warrants [Member] | | | | | | | | | | | | |
Class of Stock [Line Items] | | | | | | | | | | | | |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | | | | | | | | | | 1,205,968 | | |
Exercise price of warrants per share | | | | | | | | | | $ 1.165 | | |
Common Stock [Member] | | | | | | | | | | | | |
Class of Stock [Line Items] | | | | | | | | | | | | |
Conversion of Stock, Shares Issued | 396,509 | | | | | | | | | | | |
Excess Stock, Shares Issued | 246,523 | | | | | | | | | | 4,109,634 | |
Pre-funded Warrants [Member] | Securities Purchase Agreement [Member] | | | | | | | | | | | | |
Class of Stock [Line Items] | | | | | | | | | | | | |
Sale of stock, number of shares issued | | 2,657,144 | | | | | | | | | | |
Sale of stock, price per share | | $ 0.699 | | | | | | | | | | |
Exercise price of warrants per share | | $ 0.001 | | | | | | | | | | |
Series C Preferred Stock [Member] | | | | | | | | | | | | |
Class of Stock [Line Items] | | | | | | | | | | | | |
Conversion of Stock, Shares Converted | 396,509 | | | | | | | | | | | |
December 2020 Warrants [Member] | | | | | | | | | | | | |
Class of Stock [Line Items] | | | | | | | | | | | | |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | | | | | | | | | 2,657,144 | | | |
December 2020 Warrants [Member] | Common Stock [Member] | | | | | | | | | | | | |
Class of Stock [Line Items] | | | | | | | | | | | | |
Excess Stock, Shares Issued | | | | | | | | | 2,657,144 | | | |
Series E Preferred Stock [Member] | | | | | | | | | | | | |
Class of Stock [Line Items] | | | | | | | | | | | | |
Preferred stock, conversion description | | | | | | Each share of Series E Preferred Stock is convertible at any time and from time to time at the option of a holder of Series E Preferred Stock into one share of the Company’s common stock, provided that each holder would be prohibited from converting Series E Preferred Stock into shares of the Company’s common stock if, as a result of such conversion, any such holder, together with its affiliates, would own more than 9.99% of the total number of shares of the Company’s common stock then issued and outstanding. This limitation may be waived with respect to a holder upon such holder’s provision of not less than 61 days’ prior written notice to the Company. | | | | | | |