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NOTES RECEIVABLE (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
May 23, 2018 | Sep. 20, 2017 | Apr. 19, 2017 | Jun. 30, 2018 | Jun. 30, 2018 | Jun. 30, 2017 | Nov. 21, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Asset impairment charges |  |  |  |  | $ 1,029,000 | $ 113,000 |
Principal paid in cash |  |  |  |  |  | $ 600,000 |
Monogram Orthopaedics Inc. |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Advanced amount |  |  | $ 450,000 |  |  |  |
Additional amount advanced on promissory note |  |  |  |  |  |  | $ 350,000
Interest rate |  |  | 4.00% |  |  |  |
Maturity date |  |  | Apr. 19, 2019 |  |  |  |
Asset impairment charges |  |  |  | $ 800,000 |  |  |
Monogram Orthopaedics Inc. | 2,300,000 loan [Member] | New York limited liability company [Member] |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Interest rate |  | 22.00% |  |  |  |  |
Principal paid in cash |  | $ 1,150,000 |  |  |  |  |
Participation Percentage of loan |  | 50.00% |  |  |  |  |
Loan amount |  | $ 2,300,000 |  |  |  |  |
Start date of loan |  | Oct. 01, 2017 |  |  |  |  |
Debt instrument term |  | Borrower may reduce the interest rate by 1% for each $100,000 repayment of principal up to a maximum reduction of 2%, thereby reducing the interest rate to a minimum amount equal to 20% per annum. Interest income earned during the fiscal year ended June 30, 2018 totaled $199,000. If the principal balance of the Loan is not paid in full by September 30, 2018, commencing on October 1, 2018 and continuing on the first day of the next 83 months thereafter, Borrower shall, in addition to the aforementioned monthly interest payments, pay installments of principal equal to 1/84th of the principal balance outstanding under the Loan as of September 30, 2018. |  |  |  |  |
Fineline note receivable [Member] |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Aggregate purchase price | $ 310,000 |  |  |  |  |  |
Paid in cash | 30,000 |  |  |  |  |  |
Debt instrument face amount | $ 280,000 |  |  |  |  |  |
Debt instrument term | 5 years |  |  |  |  |  |
Interest rate | 4.00% |  |  |  |  |  |
Periodic payment | $ 5,156.63 |  |  |  |  |  |
Gain on sale of assets | $ 211,000 |  |  |  |  |  |

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