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ACCOUNTS RECEIVABLE (Components) (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Jun. 30, 2026	Dec. 31, 2025	Sep. 30, 2025	Jun. 30, 2025	Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]
Retail, Allowance for Credit Losses	$ (11,788)	$ (11,000)	$ (13,827)	$ (13,000)	$ (11,000)	$ (13,000)
Accounts Receivable, Net	266,818		195,923
Due from Affiliates (Note 5)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, gross	12,000		9,000
Wholesale \| Derivatives
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, gross	10,000		10,000
Trade Accounts \| Retail
Accounts, Notes, Loans and Financing Receivable [Line Items]
Retail, Allowance for Credit Losses	(12,000)		(14,000)
Trade Accounts \| Wholesale
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, gross	31,000		33,000
Trade Accounts \| Retail \| Retail
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, gross	157,000		107,000
Trade Accounts \| Retail, Unbilled \| Retail
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, gross	60,000		47,000
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, gross	$ 19,000		$ 14,000