INVESTMENTS - SUMMARY OF REVENUES (Details) - Kaupulehu Developments - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Investment Holdings [Line Items]
Revenues - sale of interest in leasehold land	$ 695	$ 0	$ 1,295	$ 485
Fees - included in general and administrative expenses	(85)	0	(158)	(59)
Sale of interest in leasehold land, net of fees paid	$ 610	$ 0	$ 1,137	$ 426