INCOME TAXES (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Investments, Owned, Federal Income Tax Note [Line Items]
Total UTB that, if recognized, would impact the effective income tax rate as of the end of the year	$ 102
Income tax deduction, repair costs	850
Income tax deduction, customer bill credits	$ 400
Utility
Investments, Owned, Federal Income Tax Note [Line Items]
Income tax deduction, accrued amount		$ 70