5. INVESTMENTS - Reconciliation of carrying value of all investments (Details) - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Schedule of Investments [Line Items]
Balance	$ 610
Unrealized loss on derivative asset	1,110	$ 2,144
Balance	696
ILAL Debt Securities [Member]
Schedule of Investments [Line Items]
Balance	610
Unrealized loss on derivative asset	0
Unrealized gain on fair value recognized in other comprehensive income	86
Balance	696
ILAL Debt Asset [Member]
Schedule of Investments [Line Items]
Balance	2,956
Unrealized loss on derivative asset	(1,110)
Unrealized gain on fair value recognized in other comprehensive income	0
Balance	$ 1,846