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ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) ₪ / shares in Units, € in Thousands, ₪ in Thousands, $ in Thousands |  | 1 Months Ended | 12 Months Ended |  |
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Jun. 02, 2016 shares | Apr. 30, 2018 USD ($) | Mar. 31, 2018 USD ($) | Mar. 31, 2018 ILS (₪) | Nov. 30, 2017 USD ($) | Nov. 30, 2017 ILS (₪) | Jul. 30, 2017 USD ($) | Jul. 30, 2017 ILS (₪) | Jun. 30, 2017 USD ($) | Jun. 30, 2017 ILS (₪) | Dec. 19, 2016 USD ($) | Dec. 19, 2016 EUR (€) | Apr. 30, 2014 USD ($) | Apr. 30, 2012 | Jan. 31, 2012 USD ($) | Jan. 31, 2012 EUR (€) | Dec. 31, 2017 USD ($) shares | Dec. 31, 2017 EUR (€) shares | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2013 USD ($) | Dec. 31, 2017 ₪ / shares | May 31, 2016
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition, Consideration transferred |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 6,500 |  |  |  |  |  |
Estimated useful life |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 years | 10 years |  |  |  |  |
Impairment on goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income tax position measurement and recognition, Likelihood of position being realized, Minimum percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% | 50.00% |  |  |  |  |
Inventory writedowns |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 388 |  | $ 511 | $ 376 |  |  |
Reverse stock spilit |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | On November 22, 2017, the Company effected a reverse stock split, due to failure to comply with the $1.00 threshold requirement for continued trading. Pursuant to the reverse split, each 5 Ordinary Shares, NIS 0.6 nominal value per share, was converted into one Ordinary Share, NIS 3.00 nominal value per share. Accordingly, 10,142,762 Ordinary Shares outstanding prior to the reverse split, were consolidated into 2,028,552 Ordinary Shares outstanding post the reverse split. | On November 22, 2017, the Company effected a reverse stock split, due to failure to comply with the $1.00 threshold requirement for continued trading. Pursuant to the reverse split, each 5 Ordinary Shares, NIS 0.6 nominal value per share, was converted into one Ordinary Share, NIS 3.00 nominal value per share. Accordingly, 10,142,762 Ordinary Shares outstanding prior to the reverse split, were consolidated into 2,028,552 Ordinary Shares outstanding post the reverse split. |  |  |  |  |
Proceeds from related party debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,442 |  |  |  |  |  |
Long term bank loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 911 |  |  |  |  |  |
Nistec [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from related party debt |  |  |  |  |  |  |  |  | $ 1,400 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate |  |  |  |  |  |  |  |  | 2.60% | 2.60% |  |  |  |  |  |  |  |  |  |  |  |  |
Number of installments |  |  |  |  |  |  |  |  | 8 | 8 |  |  |  |  |  |  |  |  |  |  |  |  |
Loan term |  |  |  |  |  |  |  |  | 2 years | 2 years |  |  |  |  |  |  |  |  |  |  |  |  |
Nistec [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from related party debt |  | $ 2,500 | $ 1,100 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nistec [Member] | Mizrahi-Tefahot Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from related party debt |  |  |  |  | $ 840 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nistec [Member] | Bank HaPoalim [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from line of credit |  |  |  |  |  |  | $ 1,300 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Period of line of credit |  |  |  |  |  |  | 1 year | 1 year |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
NIS [Member] | Nistec [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from related party debt | ₪ |  |  |  |  |  |  |  |  |  | ₪ 5,000 |  |  |  |  |  |  |  |  |  |  |  |  |
NIS [Member] | Nistec [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from related party debt | ₪ |  |  |  | ₪ 4,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
NIS [Member] | Nistec [Member] | Mizrahi-Tefahot Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from related party debt | ₪ |  |  |  |  |  | ₪ 3,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
NIS [Member] | Nistec [Member] | Bank HaPoalim [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from line of credit | ₪ |  |  |  |  |  |  |  | ₪ 4,500 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mr. Yitzhak Nissan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition, Percentage acquired | 56.60% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.50%
Shares issued in consideration of acquisition | shares | 620,142 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nistec [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition, Percentage acquired |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.50% |  |  |  |  |  |
Business acquisition, Consideration transferred |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 4,200 |  |  |  |  |  |
Shares issued in consideration of acquisition | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,532,655 | 3,532,655 |  |  |  |  |
Purchase price per share | ₪ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ₪ 0.6 |
Kubatronik [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition date |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Jun. 10, 2002 | Jun. 10, 2002 |  |  |  |  |
Business acquisition, Percentage acquired |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 76.00% |  |  |  |  |  |
Business acquisition, Consideration transferred |  |  |  |  |  |  |  |  |  |  | $ 508 |  |  |  | $ 89 |  | $ 2,400 |  |  |  |  |  |
Increase due to increase in holding |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000 |  |  |  |  |  |
Cumulative impairment of goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,000 |  |  |  |  |  |
Remaining interest of seller, percentage |  |  |  |  |  |  |  |  |  |  |  |  |  | 24.00% |  |  | 21.00% | 21.00% |  |  |  |  |
Put option aggregate exercise price |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 587 |  |  | $ 587 |  |  |
Call option aggregate exercise price |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 623 |  |  |  |  |  |
Call option, Exercise notice to sell remaining interest, percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.00% | 3.00% |  |  |  |  |  |  |
Amount received in advance to support cash flow |  |  |  |  |  |  |  |  |  |  | 116 |  |  |  |  |  |  |  |  |  |  |  |
Advance amount and debt total |  |  |  |  |  |  |  |  |  |  | $ 1,084 |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration parent company in net profit for 2017, percentage |  |  |  |  |  |  |  |  |  |  | 20.00% | 20.00% |  |  |  |  |  |  |  |  |  |  |
Contingent consideration parent company in net profit for 2018 and 2019, percentage |  |  |  |  |  |  |  |  |  |  | 10.00% | 10.00% |  |  |  |  |  |  |  |  |  |  |
Discount on sale, percentage |  |  |  |  |  |  |  |  |  |  | 10.00% | 10.00% |  |  |  |  |  |  |  |  |  |  |
Commission on sales, percentage |  |  |  |  |  |  |  |  |  |  | 10.00% | 10.00% |  |  |  |  |  |  |  |  |  |  |
Loss recognized on sale of shares back to seller |  |  |  |  |  |  |  |  |  |  | $ 271 |  |  |  |  |  |  |  |  |  |  |  |
Kubatronik [Member] | EUR [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition, Consideration transferred | € |  |  |  |  |  |  |  |  |  |  |  | € 483 |  |  |  | € 69 |  | € 2,600 |  |  |  |  |
Increase due to increase in holding | € |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,100 |  |  |  |  |
Put option aggregate exercise price | € |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 483 |  |  |  |  |
Call option aggregate exercise price | € |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | € 513 |  |  |  |  |
Amount received in advance to support cash flow | € |  |  |  |  |  |  |  |  |  |  |  | 110 |  |  |  |  |  |  |  |  |  |  |
Advance amount and debt total | € |  |  |  |  |  |  |  |  |  |  |  | € 1,031 |  |  |  |  |  |  |  |  |  |  |
Creditor Bank One [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum shareholder's equity to be maintained under debt covenants |  |  |  |  |  |  |  |  |  |  |  |  | $ 4,500 |  |  |  |  |  |  |  | $ 4,500 |  |
Ratio of shareholders' equity to total assets required to be maintained under debt covenants |  |  |  |  |  |  |  |  |  |  |  |  | 17.00% |  |  |  |  |  |  |  | 17.00% |  |
Debt service ratio required to be maintained under debt covenants |  |  |  |  |  |  |  |  |  |  |  |  | 1.5 |  |  |  |  |  |  |  | 1.5 |  |
Merhav M.N.F. Ltd. [Member] | Nistec [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition, Percentage acquired |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 24.10% |  |  |  |  |  |
Business acquisition, Consideration transferred |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,300 |  |  |  |  |  |
Shares issued in consideration of acquisition | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,589,440 | 1,589,440 |  |  |  |  |

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