RETIREMENT BENEFITS - PBO and ABO Exceed Fair Value of Plan Assets (Details) - Pension Plans - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
U.S.
PBO exceeds fair value of plan assets
Projected benefit obligation	$ 473	$ 490
Accumulated benefit obligation	473	490
Fair value of plan assets	0	0
ABO exceeds fair value of plan assets
Projected benefit obligation	473	490
Accumulated benefit obligation	473	490
Fair value of plan assets	0	0
Non-U.S.
PBO exceeds fair value of plan assets
Projected benefit obligation	3,430	2,968
Accumulated benefit obligation	3,104	2,679
Fair value of plan assets	2,795	2,279
ABO exceeds fair value of plan assets
Projected benefit obligation	3,093	2,745
Accumulated benefit obligation	2,883	2,523
Fair value of plan assets	$ 2,551	$ 2,095

Amount of accumulated benefit obligation for defined benefit pension plan with projected benefit obligation in excess of plan assets.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-3

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Amount of plan asset for defined benefit pension plan with projected benefit obligation in excess of plan assets.

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Amount of accumulated benefit obligation for defined benefit plan with accumulated benefit obligation in excess of plan assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 17
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480482/715-20-55-17

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-3

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

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