Subsequent Events	12 Months Ended
	Dec. 31, 2021
Subsequent Events [Abstract]
Subsequent Events	Subsequent EventsOn February 2, 2022, the Company entered into a redemption agreement with Accu-Trade to redeem the Company’s 20% ownership interest in Accu-Trade. The terms of the transaction include initial cash consideration of $12.8 million which will be paid at closing and $3.2 million cash held in an escrow account. The $3.2 million cash held in escrow is releasable to the Company upon meeting certain criteria during a time window that is 75 calendar days after the transaction closes. Also upon close of the transaction, the current software and data license agreement with Accu-Trade will be terminated, and the Company will enter into a new software license agreement with the Accu-Trade business at no cost to the Company during the first year and cancellable by either party thereafter on 60 days’ notice. The transaction is expected to close in the first quarter of 2022.