Fair Value of Financial Instruments - Narrative (Details) - Floor Plan Credit Facility - Revolving Credit Facility - Ally Financial - Line of Credit - USD ($) $ in Thousands	1 Months Ended
Jun. 30, 2021	Mar. 10, 2021
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 40,000	$ 30,000
Increase borrowing capacity	$ 10

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant