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Long-term financial investments (Tables)
12 Months Ended
Dec. 31, 2024
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).
13.    Long-term financial investments (cont'd):
Net carrying valueDecember 31, 2023Contributions (Proceeds)Change in Fair ValueDecember 31, 2024
Long-term investment - Forsee Power$14,969 $— $(12,699)$2,270 
Long-term investment - Wisdom Motor4,100 — (2,200)1,900 
Long-term investment - Quantron AG4,400 (4,401)— 
Long-term investment - HyCap Fund12,801 6,102 5,084 23,987 
Long-term investment - Clean H2 Fund4,075 5,328 (360)9,043 
Long-term investment - Templewater Fund— 527 (212)315 
$40,345 $11,958 $(14,788)$37,515 
Net carrying valueDecember 31, 2022Contributions (Proceeds)Change in Fair ValueDecember 31, 2023
Long-term investment - Forsee Power$18,470 $— $(3,501)$14,969 
Long-term investment - Wisdom Motor10,000 (1,000)(4,900)4,100 
Long-term investment - Quantron AG5,333 3,304 (4,237)4,400 
Long-term investment - HyCap Fund7,963 4,624 214 12,801 
Long-term investment - Clean H2 Fund565 3,983 (473)4,075 
$42,331 $10,911 $(12,897)$40,345