COMMITMENTS AND CONTINGENT LIABILITIES (Environmental Matters) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Loss Contingencies [Line Items]
Accrual for environmental loss contingencies	$ 1,122	$ 1,155
Accrual For Environmental Loss Contingencies Superfund Sites [Member]
Loss Contingencies [Line Items]
Accrual for environmental loss contingencies	$ 205	$ 207

Total costs accrued as of the balance sheet date for environmental loss contingencies.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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