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Accounts receivable | 9 Months Ended
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Sep. 30, 2025
Receivables [Abstract] |
Accounts receivable | 6. Accounts receivable:
|  | September 30, 2025 |  | December 31, 2024
Customer trade receivables |  | $ | 1,707 |  |  | $ | 2,513 |
Holdback receivable |  | 9,326 |  |  | 10,737 |
Other receivables |  | 2,485 |  |  | 887 |
Due from related parties (note 13) |  | 241 |  |  | 4,973 |
Allowance for expected credit losses |  | (565) |  |  | (372) |
|  | $ | 13,194 |  |  | $ | 18,738 |
In 2022, a holdback receivable was recorded as part of the sale of the Company's interest in Cummins Westport Inc. to Cummins Inc. ("Cummins"). The holdback was retained by Cummins for a term of three years to satisfy any extended warranty obligations in excess of the recorded extended warranty obligation. Unused amounts were repaid to the Company at the end of the three-year term. In March 2025, the Company collected $11,365 from Cummins related to the holdback receivable, including interest accrued. A holdback receivable was recorded as part of the sale of the Light-Duty segment. The holdback is consideration held in escrow pending satisfaction of certain general representations and warranties provided to the Purchaser. The Company provided for estimated losses on the holdback receivable in loss on disposal of operations.

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- Definition The entire disclosure for claims held for amounts due to entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/310-10/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482925/835-30-45-2 + Details
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- References No definition available. + Details
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