INVESTMENTS IN LOANS AND SECURITIES - Investments by Maturity (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Amortized Cost
Within 1 year	$ 1,383	$ 2,508
Greater than 1 year, less than or equal to 5 years	1,149,384	809,366
Total	1,150,767	811,874
Fair Value
Within 1 year	1,663	2,490
Greater than 1 year, less than or equal to 5 years	909,762	714,303
Total	911,425	716,793
Securitization notes
Amortized Cost
Within 1 year	650	2,405
Greater than 1 year, less than or equal to 5 years	248,723	89,249
Total	249,373	91,654
Fair Value
Within 1 year	1,009	2,387
Greater than 1 year, less than or equal to 5 years	247,677	88,038
Total	248,686	90,425
Securitization certificates
Amortized Cost
Within 1 year	733	103
Greater than 1 year, less than or equal to 5 years	892,618	715,543
Total	893,351	715,646
Fair Value
Within 1 year	654	103
Greater than 1 year, less than or equal to 5 years	658,095	623,970
Total	658,749	624,073
Other loans and receivables
Amortized Cost
Within 1 year	0	0
Greater than 1 year, less than or equal to 5 years	8,043	4,574
Total	8,043	4,574
Fair Value
Within 1 year	0	0
Greater than 1 year, less than or equal to 5 years	3,990	2,295
Total	$ 3,990	$ 2,295

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
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-Section 50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
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-Section 50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
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-URI https://asc.fasb.org/1943274/2147477268/942-320-50-3

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
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