Debt - Schedule of Floor Plan Notes Payable (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Floor plan notes payable, net of debt discount	$ 92,256	$ 143,949
Floor Plan Notes Payable [Member]
Floor plan notes payable, gross	92,398	144,133
Debt discount	(142)	(184)
Floor plan notes payable, net of debt discount	$ 92,256	$ 143,949