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RETIREMENT PLANS - Schedule of Weighted Average Actuarial Assumptions Used to Determine the Benefit Obligations and Net Periodic Benefit Cost of our Plans (Details)	12 Months Ended
	May 31, 2025	May 31, 2024	May 31, 2023
Pension Plan | U.S. Pension Plans
Defined Benefit Plan Assumptions Used In Calculations [Abstract]
Discount rate used to determine benefit obligation	5.94%	5.58%	5.20%
Discount rate used to determine net periodic benefit cost	5.58%	5.20%	4.25%
Rate of increase in future compensation levels used to determine benefit obligation	5.36%	5.29%	5.13%
Rate of increase in future compensation levels used to determine net periodic benefit cost	5.29%	5.13%	5.11%
Expected long-term rate of return on assets	6.75%	6.50%	6.50%
Interest crediting rate used to determine benefit obligation	4.10%	4.32%	4.23%
Interest crediting rate used to determine net periodic benefit cost	4.32%	4.23%	4.00%
Pension Plan | International Pension Plans
Defined Benefit Plan Assumptions Used In Calculations [Abstract]
Discount rate used to determine benefit obligation	4.40%	4.29%	4.21%
Discount rate used to determine net periodic benefit cost	4.29%	4.21%	3.09%
Rate of increase in future compensation levels used to determine benefit obligation	3.11%	3.06%	3.04%
Rate of increase in future compensation levels used to determine net periodic benefit cost	3.06%	3.04%	2.89%
Expected long-term rate of return on assets	3.59%	3.55%	2.26%
Interest crediting rate used to determine benefit obligation	2.30%	2.90%	2.40%
Interest crediting rate used to determine net periodic benefit cost	2.90%	2.40%	3.70%
Postretirement Healthcare Plans
Defined Benefit Plan Assumptions Used In Calculations [Abstract]
Discount rate used to determine benefit obligation	5.60%	5.63%	5.37%
Discount rate used to determine net periodic benefit cost	5.63%	5.37%	4.35%
Rate of increase in future compensation levels used to determine benefit obligation	0.00%	0.00%	0.00%
Rate of increase in future compensation levels used to determine net periodic benefit cost	0.00%	0.00%	0.00%
Expected long-term rate of return on assets	0.00%	0.00%	0.00%
Interest crediting rate used to determine benefit obligation	0.00%	0.00%	0.00%
Interest crediting rate used to determine net periodic benefit cost	0.00%	0.00%	0.00%

X

- Definition

Weighted average interest crediting rate for cash balance pension plans and other plans with a specified crediting rate used to determine benefit obligation of deferred benefit plans.

+ References

No definition available.

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- Definition

Weighted average interest crediting rate for cash balance pension plans and other plans with a specified crediting rate used to determine net periodic benefit cost of deferred benefit plans.

+ References

No definition available.

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- Definition

Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (j)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (k)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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X

- Definition

Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (j)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (k)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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X

- Definition

Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (j)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (k)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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X

- Definition

Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (j)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-8

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (k)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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X

- Definition

Weighted average rate of compensation increase used to determine net periodic benefit cost of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (j)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (k)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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