Summary of Significant Accounting Policies (Details)	12 Months Ended
Dec. 31, 2021 shares	Dec. 31, 2020 USD ($) shares
Concentration Risk [Line Items]
Threshold period past due	120 days
Impairment \| $		$ 0
Service fees	0.050
Treasury stock retired (in shares)	0	0
Treasury stock re-issued (in shares)	0	0
Computer and Office Equipment
Concentration Risk [Line Items]
Useful life	3 years
Purchased Software, Vehicles and Leasehold Improvements \| Minimum
Concentration Risk [Line Items]
Useful life	3 years
Purchased Software, Vehicles and Leasehold Improvements \| Maximum
Concentration Risk [Line Items]
Useful life	5 years
Systems Development Costs
Concentration Risk [Line Items]
Useful life	3 years
Loans Receivable \| Geographic Concentration Risk \| California
Concentration Risk [Line Items]
Concentration risk percentage	49.00%	56.00%
Loans Receivable \| Geographic Concentration Risk \| Texas
Concentration Risk [Line Items]
Concentration risk percentage	27.00%	26.00%
Loans Receivable \| Geographic Concentration Risk \| Illinois
Concentration Risk [Line Items]
Concentration risk percentage	6.00%	5.00%
Loans Receivable \| Geographic Concentration Risk \| Florida
Concentration Risk [Line Items]
Concentration risk percentage	7.00%	5.00%
Loans Receivable \| Geographic Concentration Risk \| All Other States
Concentration Risk [Line Items]
Concentration risk percentage	3.00%

Service Fee Rate per annum charged for servicing loans sold to a third party.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Threshold period for when financing receivable is considered past due, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Excludes threshold period past due to write off as uncollectible.

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The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement.

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