Revenue Information and Deferred Sales Commissions Revenue Information and Deferred Sales Commissions - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Revenue Information
Revenues	$ 175,598	$ 158,706	$ 161,524
Contract with Customer, Asset, Reclassified to Receivable	900	900
Dealer revenue
Revenue Information
Revenues	157,930	143,239	156,485
OEM incentives revenue
Revenue Information
Revenues	16,896	14,958	4,390
Other revenue
Revenue Information
Revenues	$ 772	$ 509	$ 649