PENSION, DEFERRED COMPENSATION AND POST-RETIREMENT BENEFIT PLANS - Trend Rates (Details) - Other than Pension Plans |
12 Months Ended | |
|---|---|---|
Jun. 30, 2024 |
Jun. 30, 2023 |
|
| Defined Benefit Plan Disclosure | ||
| Weighted-average interest crediting rates (as a percent) | 5.20% | 4.00% |
| Assumed weighted-average health care cost trend rate for the coming year (as a percent) | 5.40% | |
| Weighted-average ultimate trend rate (as a percent) | 4.02% | |
| Minimum | ||
| Defined Benefit Plan Disclosure | ||
| Period after which ultimate trend rate is expected to be reached | 16 years | |
| Maximum | ||
| Defined Benefit Plan Disclosure | ||
| Period after which ultimate trend rate is expected to be reached | 22 years |