DERIVATIVES (Outstanding Derivative Balances) (Details) - Commodity Contract - Utility - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Derivatives And Hedging Activities [Line Items]
Gross Derivative Balance, Asset	$ 144	$ 100
Netting, Asset	0	0
Cash Collateral	3	0
Total Derivative Balance, Asset	147	100
Current assets – other
Derivatives And Hedging Activities [Line Items]
Gross Derivative Balance, Asset	172	186
Netting, Asset	(12)	(16)
Cash Collateral	3	0
Total Derivative Balance, Asset	163	170
Noncurrent assets – other
Derivatives And Hedging Activities [Line Items]
Gross Derivative Balance, Asset	253	233
Netting, Asset	0	0
Cash Collateral	0	0
Total Derivative Balance, Asset	253	233
Current liabilities – other
Derivatives And Hedging Activities [Line Items]
Gross Derivative Balance, Liabilities	(125)	(152)
Netting, Liabilities	12	16
Cash Collateral	0	0
Total Derivative Balance, Liabilities	(113)	(136)
Noncurrent liabilities – other
Derivatives And Hedging Activities [Line Items]
Gross Derivative Balance, Liabilities	(156)	(167)
Netting, Liabilities	0	0
Cash Collateral	0	0
Total Derivative Balance, Liabilities	$ (156)	$ (167)