ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Concentration of Credit Risk (Details)	6 Months Ended	9 Months Ended
Jun. 30, 2024	Sep. 30, 2023
Collateral concentration risk \| Loans Receivable \| Secured by Real Estate
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Concentration risk (as a percent)	76.30%	76.10%

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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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