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EMPLOYEE BENEFIT PLANS - Employee Retirement Savings Plans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2019
Employee Benefit Plans |  |  |
Contributions made by the entity to defined contribution plans | $ 6,700 | $ 6,500 | $ 6,400
Deferred Compensation Plan |  |  |
Company contribution on deferred compensation plan | 500 | 500 | 500
Assets held by Company | 32,800 |  |
Liabilities held by Company | $ 32,300 |  |
Period to classify liabilities underfunded plans as noncurrent | 12 months |  |
Defined Benefit Pension Plans |  |  |
Fair Value | $ 7,010 | 5,358 | $ 5,781
Maximum |  |  |
Deferred Compensation Plan |  |  |
Percentage of salaries which can be deferred by eligible employees | 80.00% |  |
Percentage of bonuses which can be deferred by eligible employees | 100.00% |  |
Nonqualified Plan |  |  |
Defined Benefit Pension Plans |  |  |
Fair Value | $ 14,300 | $ 10,700 |

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