INCOME TAXES (Details) - USD ($)	12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Components of income (loss) before income taxes, after adjusting the income (loss) for non-controlling interests
United States	$ 1,518,000	$ (3,039,000)
Canada	(6,271,000)	(9,606,000)
Total	(4,753,000)	(12,645,000)
Current provision (benefit):
United States - Federal	0	(31,000)
United States - State	(23,000)	(52,000)
Canadian	0	(4,000)
Total current	(23,000)	(87,000)
Deferred provision (benefit):
United States - State	26,000	(24,000)
Canadian	0	(120,000)
Total deferred	26,000	(144,000)
Total	$ 3,000	(231,000)
Tax Cuts and Jobs Act, reclassification of non-current income tax receivable to current		230,000
Tax Cuts And Jobs Act of 2017, benefit from AMT credit carryover refund provision		460,000
Reconciliation between the reported income tax provision (benefit) and the amount computed by multiplying the earnings (loss) attributable to the entity by the U.S. federal tax rate
U.S. federal tax rate	21.00%
Tax benefit computed by applying statutory rate	$ (998,000)	(2,655,000)
Impact of TCJA limitation on post-TCJA net operating loss carryforwards	(260,000)	260,000
Increase in the valuation allowance	1,978,000	3,003,000
Impact of TCJA on alternative minimum tax credit carryovers	0	(31,000)
Additional effect of the foreign tax provision on the total tax provision	(762,000)	(736,000)
U.S. state tax provision, net of federal benefit	3,000	(76,000)
Other	42,000	4,000
Total	3,000	(231,000)
Deferred income tax assets:
Foreign tax credit carryover under U.S. tax law	2,421,000	2,421,000
U.S. federal net operating loss carryover	8,874,000	8,366,000
U.S. state unitary net operating loss carryovers	877,000	873,000
Canadian net operating loss carryover	1,351,000	850,000
Tax basis of investment in land in excess of book basis under U.S. tax law	306,000	296,000
Property and equipment accumulated book depreciation and depletion in excess of tax under Canadian tax law	1,421,000	308,000
Property and equipment accumulated book depreciation and depletion in excess of tax under U.S. tax law	931,000	945,000
Liabilities accrued for books but not for tax under U.S. tax law	1,894,000	2,250,000
Liabilities accrued for books but not for tax under Canadian tax law	1,591,000	1,641,000
Other	345,000	294,000
Total gross deferred income tax assets	20,011,000	18,244,000
Less Valuation allowance	(19,357,000)	(17,687,000)
Net deferred income tax assets	654,000	557,000
Deferred income tax liabilities:
Book basis of investment in land development partnerships in excess of tax basis under U.S. tax law	(654,000)	(557,000)
Book basis of investment in land development partnerships in excess of tax basis under U.S. state non-unitary tax law	(194,000)	(168,000)
Total deferred income tax liabilities	(848,000)	(725,000)
Deferred tax liability, net	(194,000)	(168,000)
Net deferred income tax liability included in Consolidated Balance Sheets:
Deferred income tax assets	0	0
Deferred income tax liabilities	194,000	168,000
Valuation allowance, other disclosures
Increase in valuation allowance	1,670,000
Increase in valuation allowance, foreign	1,540,000
Increase in valuation allowance, domestic	438,000
Increase in valuation allowance recognized as income tax expense	1,978,000
Increase in valuation allowance charged to accumulated other comprehensive loss	(308,000)
Tax carryovers
Unrecognized Tax Benefits	0	$ 0
Federal
Tax carryovers
Tax credit carryovers	2,421,000
Operating loss carryovers	42,257,000
State and Local Jurisdiction
Tax carryovers
Operating loss carryovers	13,810,000
Foreign
Tax carryovers
Operating loss carryovers	$ 5,506,000