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EMPLOYEE BENEFIT PLANS - Fair Value of Plan Assets (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2021
--- | --- | --- | ---
Defined Benefit Plan Disclosure |  |  |
Defined benefit plan, target plan asset allocations | 100.00% | 100.00% |
Defined benefit plan, estimated future employer contributions in next fiscal year | $ 7,700 |  |
Defined benefit plan maximum yearly expected future benefit | 6,900 |  |
Fair Value Measurements |  |  |
Total assets measured at fair value | 45,930 | $ 43,593 | $ 44,726
Recurring |  |  |
Fair Value Measurements |  |  |
Total assets measured at fair value | 45,930 | 43,593 |
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Fair Value Measurements |  |  |
Total assets measured at fair value | 32,114 | 27,543 |
Recurring | Significant Other Observable Inputs (Level 2) |  |  |
Fair Value Measurements |  |  |
Total assets measured at fair value | 13,816 | 16,050 |
Recurring | Cash and cash equivalents |  |  |
Fair Value Measurements |  |  |
Total assets measured at fair value | 32,114 | 27,543 |
Recurring | Cash and cash equivalents | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Fair Value Measurements |  |  |
Total assets measured at fair value | 32,114 | 27,543 |
Recurring | Cash and cash equivalents | Significant Other Observable Inputs (Level 2) |  |  |
Fair Value Measurements |  |  |
Total assets measured at fair value | 0 | 0 |
Recurring | Bonds, equity securities and other investments |  |  |
Fair Value Measurements |  |  |
Total assets measured at fair value | 13,816 | 16,050 |
Recurring | Bonds, equity securities and other investments | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Fair Value Measurements |  |  |
Total assets measured at fair value | 0 | 0 |
Recurring | Bonds, equity securities and other investments | Significant Other Observable Inputs (Level 2) |  |  |
Fair Value Measurements |  |  |
Total assets measured at fair value | $ 13,816 | $ 16,050 |

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- Definition Amount of contribution expected to be received by defined benefit plan from employer in next fiscal year following current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480482/715-20-55-18 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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