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5. INVESTMENTS - Reconciliation of carrying value of all investments (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Investment Holdings [Line Items] |  |
Balance | $ 610 |
Unrealized Gain (Loss) on Derivatives | 1,271 | $ 299
Impairment loss | (83) |
Balance | 639 |
ILAL Debt Securities [Member] |  |
Investment Holdings [Line Items] |  |
Balance | 610 |
Unrealized Gain (Loss) on Derivatives | 0 |
Unrealized gain on fair value recognized in Other comprehensive income | 29 |
Balance | 639 |
ILAL Derivative Asset [Member] |  |
Investment Holdings [Line Items] |  |
Balance | 2,956 |
Unrealized Gain (Loss) on Derivatives | (1,271) |
Balance | $ 1,685 |

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- Definition Value of the investment at close of period. For schedules of investments that are categorized, the value would be aggregated by category. For investment in and advances to affiliates, if operations of any controlled companies are different in character from those of the company, group such affiliates within divisions and by type of activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 210 -Section 50 -Paragraph 6 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=99383244&loc=d3e12121-115841 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -Section S99 -Paragraph 5D -Subparagraph (SX 210.12-13D(Column C)) -URI https://asc.fasb.org/extlink&oid=122147990&loc=SL120429264-123010 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-12B(Column C)) -URI https://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010 + Details
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