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Discontinued operations - Assets and Liabilities of the Discontinued Operations (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
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Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Current assets classified as held for sale | $ 0 | $ 128,398
Long-term assets classified as held for sale | 0 | 79,495
Current liabilities classified as held for sale | 0 | 84,488
Noncurrent liabilities classified as held for sale | 0 | 40,460
Light-Duty | Discontinued Operations, Disposed of by Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Cash | 21,112 | 22,892
Accounts receivable | 58,874 | 54,316
Inventories | 55,991 | 46,858
Prepaid expenses | 14,610 | 4,332
Current assets classified as held for sale | 150,587 | 128,398
Long-term investments | 3,454 | 2,866
Property, plant, and equipment | 43,798 | 38,836
Operating lease right-of-use asset | 20,964 | 18,196
Intangible assets | 5,054 | 5,184
Deferred income tax assets | 9,990 | 9,695
Goodwill | 2,957 | 2,876
Other long-term assets | 1,990 | 1,842
Long-term assets classified as held for sale | 88,207 | 79,495
Total assets classified as held for sale | 238,794 | 207,893
Accounts payable and accrued liabilities | 84,405 | 68,688
Current portion of operating lease liabilities | 2,414 | 2,336
Current portion of long-term debt | 11,067 | 10,755
Current portion of warranty liabilities | 3,329 | 2,709
Current liabilities classified as held for sale | 101,215 | 84,488
Long-term operating lease liabilities | 18,691 | 15,885
Long-term debt | 13,513 | 16,135
Warranty liabilities | 1,874 | 1,456
Deferred income tax liabilities | 1,971 | 4,029
Other long-term liabilities | 3,032 | 2,955
Noncurrent liabilities classified as held for sale | 39,081 | 40,460
Total liabilities classified as held for sale | $ 140,296 | $ 124,948

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