MAJOR CUSTOMERS & SUPPLIERS (Sales, Accounts receivable, Inventory Purchases and Accounts Payable) (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2020	Jun. 30, 2019
Concentration Risk [Line Items]
Total revenue	$ 34,834	$ 27,172
Total accounts payable	1,965	1,996
Accounts Receivable [Member]
Concentration Risk [Line Items]
Total gross accounts receivable	$ 5,161	$ 4,100
Percentage of concentrations risk	100.00%	100.00%
Accounts Receivable [Member] \| Customer 1 [Member]
Concentration Risk [Line Items]
Total gross accounts receivable	$ 2,205	$ 2,587
Percentage of concentrations risk	42.00%	63.00%
Accounts Receivable [Member] \| Customer 2 [Member]
Concentration Risk [Line Items]
Total gross accounts receivable	$ 1,593	$ 780
Percentage of concentrations risk	31.00%	19.00%
Accounts Receivable [Member] \| Customer 3 [Member]
Concentration Risk [Line Items]
Total gross accounts receivable	$ 972	$ 231
Percentage of concentrations risk	19.00%	6.00%
Accounts Receivable [Member] \| Customer [Member]
Concentration Risk [Line Items]
Total gross accounts receivable	$ 4,770	$ 3,598
Percentage of concentrations risk	92.00%	88.00%
Sales [Member]
Concentration Risk [Line Items]
Total revenue	$ 34,834	$ 27,172
Percentage of concentrations risk	100.00%	100.00%
Sales [Member] \| Customer 1 [Member]
Concentration Risk [Line Items]
Total revenue	$ 22,675	$ 17,091
Percentage of concentrations risk	65.00%	63.00%
Sales [Member] \| Customer 2 [Member]
Concentration Risk [Line Items]
Total revenue	$ 5,869	$ 3,489
Percentage of concentrations risk	17.00%	13.00%
Sales [Member] \| Customer 3 [Member]
Concentration Risk [Line Items]
Total revenue	$ 3,499	$ 2,352
Percentage of concentrations risk	10.00%	8.00%
Sales [Member] \| Customer [Member]
Concentration Risk [Line Items]
Total revenue	$ 32,043	$ 22,932
Percentage of concentrations risk	92.00%	84.00%
Accounts Payable [Member]
Concentration Risk [Line Items]
Percentage of concentrations risk	100.00%	100.00%
Total accounts payable	$ 1,965	$ 1,996
Accounts Payable [Member] \| Portescap [Member]
Concentration Risk [Line Items]
Percentage of concentrations risk	13.00%	19.00%
Total accounts payable	$ 245	$ 373
Accounts Payable [Member] \| Fischer Connectors Inc. [Member]
Concentration Risk [Line Items]
Percentage of concentrations risk	8.00%	15.00%
Total accounts payable	$ 161	$ 304
Accounts Payable [Member] \| Supplier [Member]
Concentration Risk [Line Items]
Percentage of concentrations risk	21.00%	34.00%
Total accounts payable	$ 406	$ 677
Inventory Purchases [Member]
Concentration Risk [Line Items]
Percentage of concentrations risk	100.00%	100.00%
Total inventory purchases	$ 12,829	$ 12,234
Inventory Purchases [Member] \| Portescap [Member]
Concentration Risk [Line Items]
Percentage of concentrations risk	19.00%	18.00%
Total inventory purchases	$ 2,444	$ 2,184
Inventory Purchases [Member] \| Fischer Connectors Inc. [Member]
Concentration Risk [Line Items]
Percentage of concentrations risk	15.00%	15.00%
Total inventory purchases	$ 1,971	$ 1,800
Inventory Purchases [Member] \| Supplier [Member]
Concentration Risk [Line Items]
Percentage of concentrations risk	34.00%	33.00%
Total inventory purchases	$ 4,415	$ 3,984

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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