v3.26.1
Equity - Consolidated financial statements of subsidiaries (Details) - USD ($)
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
CONSOLIDATED STATEMENTS OF FINANCIAL POSITION      
Non-current assets $ 681,748,000 $ 654,843,000  
Current assets 733,732,000 817,604,000  
Non-current liabilities 281,932,000 189,588,000  
Current liabilities 441,291,000 448,614,000  
CONSOLIDATED INCOME STATEMENTS      
Sales 1,335,121,000 1,643,939,000 $ 1,650,034,000
Operating (loss) profit (133,457,000) 38,181,000 196,940,000
(Loss) profit before tax (174,644,000) 37,052,000 156,018,000
Total Profit for the year (177,112,000) 20,800,000 98,478,000
CONSOLIDATED STATEMENTS OF CASH FLOWS      
Cash flows provided by (used in) operating activities 51,464,000 243,258,000 178,372,000
Cash flows used in investing activities (73,132,000) (66,937,000) (81,806,000)
Cash flows(used in) provided by financing activities 3,464,000 (175,508,000) (282,147,000)
Exchange differences on cash and cash equivalents in foreign currencies 7,920,000 (5,191,000) 287,000
Beginning balance of cash and cash equivalents 132,973,000 136,470,000  
Ending balance of cash and cash equivalents 122,812,000 132,973,000 136,470,000
Quebec Silicon Limited Partnership      
CONSOLIDATED STATEMENTS OF FINANCIAL POSITION      
Non-current assets 44,643,000 34,440,000 39,543,000
Current assets 50,441,000 53,667,000 68,073,000
Non-current liabilities 21,756,000 17,317,000 11,908,000
Current liabilities 7,805,000 11,529,000 26,378,000
CONSOLIDATED INCOME STATEMENTS      
Sales 95,936,000 108,582,000 148,313,000
Operating (loss) profit 1,227,000 2,640,000 22,151,000
(Loss) profit before tax 1,081,000 2,500,000 21,561,000
Total Profit for the year 434,000 1,035,000 10,679,000
CONSOLIDATED STATEMENTS OF CASH FLOWS      
Cash flows provided by (used in) operating activities 93,000 (4,097,000) 31,000,000
Cash flows used in investing activities (6,597,000) (7,484,000) (6,725,000)
Cash flows(used in) provided by financing activities (657,000) (786,000)  
Exchange differences on cash and cash equivalents in foreign currencies (435,000) (424,000)  
Beginning balance of cash and cash equivalents 17,433,000 30,224,000 5,949,000
Ending balance of cash and cash equivalents 9,837,000 17,433,000 30,224,000
WVA Manufacturing, LLC      
CONSOLIDATED STATEMENTS OF FINANCIAL POSITION      
Non-current assets 78,106,000 79,123,000 87,698,000
Current assets 53,987,000 74,289,000 71,329,000
Non-current liabilities 3,757,000 5,079,000 6,660,000
Current liabilities 19,655,000 26,632,000 26,770,000
CONSOLIDATED INCOME STATEMENTS      
Sales 185,660,000 194,643,000 211,118,000
Operating (loss) profit (2,742,000) (4,513,000) 13,513,000
(Loss) profit before tax (1,812,000) (4,516,000) 13,513,000
Total Profit for the year 631,000 (1,434,000) 5,466,000
CONSOLIDATED STATEMENTS OF CASH FLOWS      
Cash flows provided by (used in) operating activities (11,737,000) 17,497,000 18,712,000
Cash flows used in investing activities (4,495,000) (8,054,000) (13,107,000)
Beginning balance of cash and cash equivalents 36,169,000 26,727,000 21,122,000
Ending balance of cash and cash equivalents $ 19,937,000 $ 36,169,000 $ 26,727,000