INVESTMENTS - SUMMARY OF INVESTMENTS (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Sep. 30, 2019
Investment Holdings [Line Items]
Total non-current investments	$ 937	$ 980
Investment in Kukio Resort Land Development Partnerships
Investment Holdings [Line Items]
Total non-current investments	887	930
Investment in leasehold land interest – Lot 4C
Investment Holdings [Line Items]
Total non-current investments	$ 50	$ 50

The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.12)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_LongTermInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant