INVESTMENTS - INVESTMENT IN KUKIO RESORT LAND DEVELOPMENT PARTNERSHIPS (Details) $ in Thousands		12 Months Ended
	Nov. 27, 2013 USD ($) partnership	Sep. 30, 2023 USD ($) lot	Sep. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Mar. 07, 2019
Investment Holdings [Line Items]
Number of limited liability limited partnerships formed | partnership	2
Cash distribution from equity method investment, gross		$ 758	$ 3,400
Cash distribution from equity method investment, net		674	3,028
Equity in income of affiliates		758	3,400
Investment in Kukio Resort Land Development Partnerships				$ 0
Cumulative cash distributions from Kukio Resort Land Development Partnerships in excess of our investment balance		$ 708	958
KD Kukio Resorts LLLP
Investment Holdings [Line Items]
Ownership interest acquired	19.60%
KD Maniniowali, LLLP
Investment Holdings [Line Items]
Ownership interest acquired	19.60%
KD Kaupulehu, LLLP
Investment Holdings [Line Items]
Ownership interest acquired	19.60%
Indirectly Acquired Interest
Investment Holdings [Line Items]
Aggregate cost	$ 5,140
KD Acquisition, LLLP
Investment Holdings [Line Items]
Ownership interest acquired		19.60%
KD Kona 2013 LLLP
Investment Holdings [Line Items]
Ownership interest acquired	75.00%
KKM Makai LLLP
Investment Holdings [Line Items]
Ownership interest acquired	34.45%
KD Kaupulehu, LLLP | KD Acquisition II, LP
Investment Holdings [Line Items]
Ownership interest acquired					55.00%
Replay | KD Acquisition II, LP
Investment Holdings [Line Items]
Ownership interest acquired					45.00%
Barnwell Industries Inc | KD Acquisition II, LP
Investment Holdings [Line Items]
Ownership interest acquired		10.80%
KD Kaupulehu LLLP Increment I
Investment Holdings [Line Items]
Number of residential lots remaining to be sold | lot		2
Non-controlling Interests
Investment Holdings [Line Items]
Cash distribution from equity method investment, net		$ 84	$ 372