Long Term Debt - Schedule of Aggregate Principal Balance and Fair Value of Finance Receivables Pledged to Securitization Debt (Details) $ in Thousands	Sep. 30, 2022 USD ($)
Asset Pledged as Collateral without Right
Debt Instrument [Line Items]
Aggregate Principal Balance	$ 100,802
Asset Pledged as Collateral with Right
Debt Instrument [Line Items]
Fair Value	94,461
United Auto Credit 2021-1 \| Asset Pledged as Collateral without Right
Debt Instrument [Line Items]
Aggregate Principal Balance	100,802
United Auto Credit 2021-1 \| Asset Pledged as Collateral with Right
Debt Instrument [Line Items]
Fair Value	$ 94,461

Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522

Name:	us-gaap_NotesReceivableNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant