INVESTMENTS - SALE OF INTEREST IN LEASEHOLD LAND (Details) $ in Thousands	12 Months Ended
	Sep. 30, 2023 lot	Mar. 07, 2019 USD ($) singleFamilyResidentialLot day
KD Kaupulehu LLLP Increment I | Kaupulehu Developments
Investment Holdings [Line Items]
Payments entitled to be received as percentage of gross proceeds from sale of single family lots	10.00%
Number of single family lots sold	1
Number of lots remaining to be sold	2
Number of lots developed	80
KD Acquisition II, LP
Investment Holdings [Line Items]
Collaborative agreement, percentage of distributions		15.00%
Collaborative agreement, percentage of cumulative net profits, priority payment		10.00%
Collaborative agreement, percentage of cumulative net profits, priority payment, maximum amount | $		$ 3,000
KD Acquisition II, LP | KD Kaupulehu, LLLP
Investment Holdings [Line Items]
Ownership interest acquired		55.00%
KD Kaupulehu LLLP Increment II Phase 2A
Investment Holdings [Line Items]
Number of single family lots, rights to | singleFamilyResidentialLot		3
KD Kaupulehu LLLP Increment II Phase 2A, lots completed subsequent to Phase 2A
Investment Holdings [Line Items]
Number of single family lots, rights to | singleFamilyResidentialLot		4
Collaborative agreement, commitment to construct improvements term | day		90
KD Development, LLC
Investment Holdings [Line Items]
Collaborative agreement, fees, percentage of cumulative net profits		0.72%
Pool Of Various Individuals
Investment Holdings [Line Items]
Collaborative agreement, fees, percentage of cumulative net profits		0.20%