Revenue Information - Schedule of Revenue Categories (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenue Information
Revenue	$ 39,052	$ 54,966	$ 124,860	$ 185,837
Dealer revenue
Revenue Information
Revenue	37,722	52,966	120,713	177,693
OEM incentives revenue
Revenue Information
Revenue	1,189	1,736	3,613	7,301
Other revenue
Revenue Information
Revenue	$ 141	$ 264	$ 534	$ 843

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details