ASSET RETIREMENT OBLIGATIONS - Environmental Obligations Disclosure (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Environmental Remediation Obligations [Abstract]
Accrual for Environmental Loss Contingencies	$ 112	$ 114
Accrued Environmental Loss Contingencies, Current	15	14
Accrued Environmental Loss Contingencies, Noncurrent	$ 97	$ 100

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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant