INTANGIBLE ASSETS AND GOODWILL (Tables)

12 Months Ended

Dec. 31, 2025

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

The following table summarizes the information related to the Company's intangible assets as of December 31, 2025 and 2024:

	December 31, 2025				December 31, 2024
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
	(Dollars in thousands)				(Dollars in thousands)
Intangible assets:
Electricity segment	$	429,209	$	(176,713)	$	425,115	$	(150,108)
Energy Storage segment	54,310		(32,257)		54,310		(27,573)
Total	$	483,519	$	(208,970)	$	479,425	$	(177,681)
Intangible liabilities:
Unfavorable contract liabilities	$	(20,826)	$	3,346	$	(5,000)	$	909

Schedule of Estimated Future Amortization Expense

Estimated future amortization expense for the intangible assets and related other long-term liabilities, as of December 31, 2025 is as follows:

 

	(Dollars in thousands)
Year ending December 31:
2026		$	24,578
2027		22,365
2028		22,092
2029		22,068
2030		20,758
Thereafter		145,114
Total		$	256,975

Schedule of Changes in the Carrying Amount of Goodwill

Changes in the carrying amount of the Company’s goodwill for the years ended December 31, 2025 and 2024 were as follows:

	2025		2024
	(Dollars in thousands)
Goodwill as of January 1,	$	151,023	$	90,544

Goodwill acquired (1)	16,388		60,872
Translation differences	833		(393)
Goodwill as of December 31,	$	168,244	$	151,023

(1) Goodwill acquired in 2025 and 2024 is related to the Blue Mountain and Enel Purchase transactions, respectively, as further described under Note 2 to the consolidated financial statements.