Accrued Expenses and Other Current Liabilities - Other Current Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Accrued Liabilities And Other Liabilities [Abstract]
Vehicle payable	$ 7,665	$ 30,647
Reserve for estimated returns	12,178	26,522
Other	2,296	435
Total other current liabilities	$ 22,139	$ 57,604