INVESTMENTS - SUMMARY OF INVESTMENTS (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Sep. 30, 2017
Investment Holdings [Line Items]
Investments	$ 1,976	$ 2,209
Investment in Kukio Resort land development partnerships
Investment Holdings [Line Items]
Investments	1,926	2,159
Investment in leasehold land interest – Lot 4C
Investment Holdings [Line Items]
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://www.xbrl.org/2003/role/presentationRef
-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