NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Renewable Energy and Energy Efficiency Programs) (Details)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2020	Dec. 31, 2018
Renewable Energy Standard
Public Utilities, General Disclosures [Line Items]
Renewable energy target percentage by 2025 (in percentage)			8.00%
Scenario, Forecast | Renewable Energy Standard
Public Utilities, General Disclosures [Line Items]
Renewable energy target percentage by 2025 (in percentage)	15.00%
Distributed generation requirement target percentage (in percentage)	30.00%
Scenario, Forecast | Energy Efficiency Standards
Public Utilities, General Disclosures [Line Items]
Percentage of electric energy efficiency standards target retail savings on sales (in percentage)		22.00%