INVESTMENTS - SALE OF INTEREST IN LEASEHOLD LAND (Details) $ in Thousands	6 Months Ended
	Mar. 31, 2022 lot	Mar. 07, 2019 USD ($) day
KD Acquisition II, LP | Investment in land development partnerships
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 in land development partnerships
Investment Holdings [Line Items]
Ownership interest acquired		55.00%
KD Kaupulehu LLLP Increment I | Kaupulehu Developments
Investment Holdings [Line Items]
Number of single family lots sold	6
Number of lots remaining to be sold	3
Number of lots developed	80
KD Kaupulehu LLLP Increment II Phase 2A | Investment in land development partnerships
Investment Holdings [Line Items]
Number of single family lots, rights to		3
KD Kaupulehu LLLP Increment II Phase 2A, lots completed subsequent to Phase 2A | Investment in land development partnerships
Investment Holdings [Line Items]
Number of single family lots, rights to		4
Collaborative agreement, commitment to construct improvements, term | day		90
KD Development, LLC | Investment in land development partnerships
Investment Holdings [Line Items]
Collaborative agreement, fees, percentage of cumulative net profits		0.72%
Pool Of Various Individuals | Investment in land development partnerships
Investment Holdings [Line Items]
Collaborative agreement, fees, percentage of cumulative net profits		0.20%
Aggregrate gross procceds greater than $100,000,000 up to $300,000,000 | 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%