LINE OF CREDIT (Textuals) (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Jun. 30, 2016	Jun. 30, 2017
Line of Credit Facility [Line Items]
Line of credit, net	$ 7,051			$ 7,036
Line of credit facility amount available under line of credit	4,900
Interest expense	$ 209	$ 212
Prime Rate [Member]
Line of Credit Facility [Line Items]
Interest rate	4.25%
Heritage Bank of Commerce
Line of Credit Facility [Line Items]
Line of credit, gross	$ 7,100			7,100
Debt issuance costs	60			75
Line of credit, net	7,100			$ 7,000
Revolving line of credit facility | Heritage Bank of Commerce | Loan and Security Agreement
Line of Credit Facility [Line Items]
Maximum limit of amount under line of credit			$ 12,000
Line of credit facility, basis of measurement			Federal Reserves' Prime
Percentage of interest rate above prime rate			2.25%
Interest expense	$ 118	$ 107