Condensed Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Revenues:
Total revenues	$ 229,762	$ 224,166
Cost of revenues:
Total cost of revenues	156,835	145,356
Gross profit	72,927	78,810
Operating expenses:
Research and development expenses	2,542	1,564
Selling and marketing expenses	4,172	5,126
General and administrative expenses	17,909	19,537
Other operating income	(3,125)	0
Write-off of unsuccessful exploration and storage activities	516	0
Operating income	50,913	52,583
Other income (expense):
Interest income	1,313	1,839
Interest expense, net	(34,473)	(30,968)
Derivatives and foreign currency transaction gains (losses)	2,060	(1,582)
Income attributable to sale of tax benefits	17,571	17,476
Other non-operating income, net	222	26
Income from operations before income tax and equity in earnings of investees	37,606	39,374
Income tax (provision) benefit	3,795	147
Equity in earnings (losses) of investees	(367)	829
Net income	41,034	40,350
Net income attributable to noncontrolling interest	(672)	(1,763)
Net income attributable to the Company's stockholders	40,362	38,587
Comprehensive income:
Net income	41,034	40,350
Other comprehensive income (loss), net of related taxes:
Change in foreign currency translation adjustments	2,761	(2,163)
Change in unrealized gains or losses in respect of the Company's share in derivatives instruments of an unconsolidated investment that qualifies as a cash flow hedge	(896)	510
Other changes in comprehensive income	12	53
Total other comprehensive income (loss), net of related taxes:	(2,101)	27
Comprehensive income	38,933	40,377
Comprehensive income attributable to noncontrolling interest	(1,250)	(1,301)
Comprehensive income attributable to the Company's stockholders	$ 37,683	$ 39,076
Earnings per share attributable to the Company's stockholders:
Earnings per share, basic (US Dollar per share)	$ 0.67	$ 0.64
Earnings per share, diluted (US Dollar per share)	$ 0.66	$ 0.64
Weighted average number of shares used in computation of earnings per share attributable to the Company's stockholders:
Weighted average number of shares used in computation of basic earnings per share	60,559	60,386
Weighted average number of shares used in computation of diluted earnings per share	60,840	60,536
Cross currency swap
Other comprehensive income (loss), net of related taxes:
Change in unrealized gains or losses in respect of a cross currency swap / interest rate swap derivative instrument that qualifies as a cash flow hedge	$ (3,466)	$ 561
Interest rate swap
Other comprehensive income (loss), net of related taxes:
Change in unrealized gains or losses in respect of a cross currency swap / interest rate swap derivative instrument that qualifies as a cash flow hedge	(512)	1,066
Electricity
Revenues:
Total revenues	180,241	191,253
Cost of revenues:
Total cost of revenues	119,833	116,730
Product
Revenues:
Total revenues	31,769	24,832
Cost of revenues:
Total cost of revenues	24,684	21,154
Energy Storage
Revenues:
Total revenues	17,752	8,081
Cost of revenues:
Total cost of revenues	$ 12,318	$ 7,472