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STOCK BASED COMPENSATION - Narrative (Detail) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Mar. 31, 2021 | Mar. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Authorized shares, stock incentive plans (in shares) | 4,989,876 |  | 4,989,876 |
Options granted (in shares) | 0 | 0 | 0 | 0
2020 Equity Plan |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Authorized shares, stock incentive plans (in shares) | 5,000,000 |  | 5,000,000 |
Stock options |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Aggregate intrinsic value of options exercised | $ 1,400,000 | $ 300,000 | $ 2,400,000 | $ 3,500,000
Unrecognized compensation costs | 0 |  | 0 |
Restricted stock units |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Intrinsic value of RSUs vested | 3,200,000 | $ 3,300,000 | 7,700,000 | $ 6,700,000
Intrinsic value of RSUs outstanding | 18,500,000 |  | 18,500,000 |
Unrecognized compensation costs, RSUs | $ 6,600,000 |  | $ 6,600,000 |
Weighted-average period recognized (in years) |  |  | 3 years 4 months 24 days |

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