LOANS RECEIVABLE AND REVENUE - Outstanding TDR Loans Receivable and Interest Income (Details) - Credit Services Organization Programs - Consumer Portfolio Segment $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2021 USD ($) contract	Jun. 30, 2020 USD ($) contract	Jun. 30, 2021 USD ($) contract	Jun. 30, 2020 USD ($) contract
Financing Receivable, Troubled Debt Restructuring [Line Items]
Average outstanding TDR loans receivable	$ 16,967	$ 20,864	$ 17,936	$ 20,864
Interest income recognized	$ 4,604	$ 4,396	$ 10,122	$ 4,396
Number of TDR loans \| contract	2,468	21,512	6,248	21,512

Financing Receivable, Impaired, Troubled Debt, Interest Income

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- Definition

Financing Receivable, Troubled Debt Restructuring, Average Outstanding

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

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