Amount of liability, recognized in statement of financial position, for defined benefit pension plan. Excludes other postretirement benefit plan.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 210
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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-SubTopic 210
-Section S99
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-Subparagraph (SX 210.7-03(a)(15))
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-Publisher FASB
-Name Accounting Standards Codification
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Name:	us-gaap_DefinedBenefitPensionPlanCurrentAndNoncurrentLiabilities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

RETIREMENT AND OTHER BENEFIT PROGRAMS - Pension Plan Amendments (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended
	Jan. 31, 2018	Dec. 31, 2019	Oct. 31, 2019
Defined Benefit Plan Disclosure [Line Items]
Payment for pension benefits		$ 755
Defined benefit plan, decline in projected benefit obligation	$ (57)
Pension benefits
Defined Benefit Plan Disclosure [Line Items]
Pension plan liabilities			$ 2,400