SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($) customers	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Nov. 18, 2022 USD ($)
Significant Accounting Policies [Line Items]
Number of natural gas distribution services customers | customers	2,300,000
Segment Reporting, Disclosure of Major Customers	no	no	no
Allowance for Doubtful Accounts, Premiums and Other Receivables	$ 14,900	$ 16,100
Asset Impairment Charges	0	0	$ 0
Finite-Lived Intangible Assets, Gross				$ 327,400
Finite-Lived Intangible Asset, Useful Life				10 years
Deferred Tax Assets, Valuation Allowance	0	0
Liability for Uncertainty in Income Taxes, Current	0	0
KGSS-I Amortization of Intangible Asset	$ 27,700	$ 30,200