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Other Receivables (Tables) | 6 Months Ended
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Jun. 30, 2026
Receivables [Abstract] |
Schedule of other receivables | Other receivables as of December 31, 2025 and June 30, 2026 consisted of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, | ​ ​ | June 30,
​ | ​ | 2025 | ​ ​ | 2026
Loans to customers to finance vehicle purchases | ​ | $ | 88 | ​ | $ | 73
Accrued customer billings | ​ |  | 3,165 | ​ |  | 6,283
Fuel tax credits | ​ | ​ | 1,026 | ​ | ​ | 1,026
Capital lease receivables | ​ | ​ | 1,020 | ​ | ​ | 1,140
Other | ​ |  | 894 | ​ |  | 1,673
Total other receivables | ​ | $ | 6,193 | ​ | $ | 10,195
​

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- Definition Tabular disclosure of the carrying amounts of other receivables. + References No definition available. + Details
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- References No definition available. + Details
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