FINANCIAL INSTRUMENTS AND SIGNIFICANT CONCENTRATIONS - Significant Concentrations (Details) - USD ($) $ in Thousands |
9 Months Ended | |
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Mar. 31, 2024 |
Jun. 30, 2023 |
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| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | ||
| Concentration risk, credit risk, uninsured deposits | Financial instruments that subject the Company to concentrations of credit risk consist primarily of cash, cash equivalents and investments in marketable debt securities. The Company maintains cash in demand deposit accounts at a high-quality financial institution. As of and for the nine months ended March 31, 2024 and 2023, cash deposits have exceeded the amount of insurance provided on such deposits by the Federal Deposit Insurance Corporation. | |
| Marketable debt securities | $ 75,665 | $ 102,330 |
| Banking and Financial Services Industries | ||
| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | ||
| Marketable debt securities | 27,600 | |
| U.S. government | ||
| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | ||
| Marketable debt securities | $ 11,300 |
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- Definition Description of credit risk that arises from having significant balances in excess of the Federal Deposit Insurance Corporation or other insurance limits on deposits in financial institutions. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount of investment in marketable security. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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