INCOME TAXES - Deferred Income Taxes (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Sep. 30, 2017
Income Tax Disclosure [Abstract]
Federal and state net operating loss carryforward	$ 6,366	$ 11,367
Alternative minimum tax credit carryforward	1,031	1,010
Depreciation and fixed assets	306	289
Amortization and impairment of intangibles	27	28
New York State investment tax and other credits	1,308	1,186
Inventories	382	585
Deferred Tax Assets, Deferred Gain on Sale Leaseback Transaction	431	271
Other	312	412
Total before allowance	10,163	15,148
Valuation allowance	(1,308)	(15,148)
Deferred tax assets, net	$ 8,855	$ 0