Long-term financial investments (Tables)

12 Months Ended

Dec. 31, 2025

Long-term Financial Investments [Abstract]

Schedule of Equity - Accounted Investments

In addition to the above equity-accounted investments, the Corporation has also acquired ownership interest in various other investments, which are recognized at fair value (note 31).

Net carrying value	December 31, 2024		Contributions (Proceeds)		Change in Fair Value		December 31, 2025
Long-term investment - Forsee Power	$	2,270	$	—	$	(559)	$	1,711
Long-term investment - Wisdom Motor	1,900		—		(1,900)		—
Long-term investment - Quantron AG	—		—		—		—
Long-term investment - HyCap Fund	23,987		6,130		1,960		32,077
Long-term investment - Clean H2 Fund	9,043		2,460		2,465		13,968
Long-term investment - Templewater Fund	315		158		(223)		250
	$	37,515	$	8,748	$	1,743	$	48,006

Net carrying value	December 31, 2023		Contributions (Proceeds)		Change in Fair Value		December 31, 2024
Long-term investment - Forsee Power	$	14,969	$	—	$	(12,699)	$	2,270
Long-term investment - Wisdom Motor	4,100		—		(2,200)		1,900
Long-term investment - Quantron AG	4,400		1		(4,401)		—
Long-term investment - HyCap Fund	12,801		6,102		5,084		23,987
Long-term investment - Clean H2 Fund	4,075		5,328		(360)		9,043
Long-term investment - Templewater Fund	—		527		(212)		315
	$	40,345	$	11,958	$	(14,788)	$	37,515