RETIREMENT BENEFITS - Assumptions Used (Details)	3 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Sep. 30, 2023
U.S. plans | Postretirement benefit plans
Plan Assumptions - During the year
Discount rate	5.60%	5.40%	5.50%
Plan Assumptions - At period end
Discount rate	4.90%	5.60%	6.10%
U.S. plans | Postretirement benefit plans | Minimum
Plan Assumptions - During the year
Expected return on assets	5.70%	5.70%	5.70%
Plan Assumptions - At period end
Expected return on assets	5.70%	5.70%	5.70%
U.S. plans | Postretirement benefit plans | Maximum
Plan Assumptions - During the year
Expected return on assets	3.00%	3.00%	3.00%
Plan Assumptions - At period end
Expected return on assets	3.00%	3.00%	3.00%
Non-U.S. plans | Pension plans | Weighted Average
Plan Assumptions - During the year
Discount rate	8.08%	7.92%	7.72%
Expected return on assets	6.48%	6.51%	6.56%
Plan Assumptions - At period end
Discount rate	7.77%	8.08%	8.35%
Expected return on assets	6.42%	6.48%	6.70%
Non-U.S. plans | Pension plans | Minimum
Plan Assumptions - During the year
Discount rate	1.25%	1.35%	1.80%
Expected return on assets	4.30%	4.20%	4.50%
Plan Assumptions - At period end
Discount rate	0.95%	1.25%	1.85%
Expected return on assets	4.30%	4.30%	4.50%
Non-U.S. plans | Pension plans | Maximum
Plan Assumptions - During the year
Discount rate	11.40%	11.00%	10.40%
Expected return on assets	9.60%	9.60%	9.90%
Plan Assumptions - At period end
Discount rate	11.05%	11.40%	11.55%
Expected return on assets	9.60%	9.60%	9.90%
Non-U.S. plans | Postretirement benefit plans
Plan Assumptions - During the year
Discount rate	11.40%	11.05%	10.40%
Expected return on assets	9.40%	9.40%	8.70%
Plan Assumptions - At period end
Discount rate	11.20%	11.40%	11.55%
Expected return on assets	9.40%	9.40%	8.70%
Qualified plans | U.S. plans | Pension plans
Plan Assumptions - During the year
Discount rate	5.50%	5.30%	5.40%
Expected return on assets	5.70%	5.70%	5.70%
Plan Assumptions - At period end
Discount rate	4.90%	5.50%	6.05%
Expected return on assets	5.70%	5.70%	5.70%
Nonqualified plans | U.S. plans | Pension plans
Plan Assumptions - During the year
Discount rate	5.60%	5.40%	5.45%
Plan Assumptions - At period end
Discount rate	4.95%	5.60%	6.10%