Other Receivables (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Other Receivables
Other receivables	$ 4,750	$ 24,447
Loans to customers to finance vehicle purchases
Other Receivables
Other receivables	502	419
Accrued customer billings
Other Receivables
Other receivables	855	4,417
Fuel tax credits
Other Receivables
Other receivables	690	12,684
Other receivables
Other Receivables
Other receivables	$ 2,703	$ 6,927