SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Detail Textuals 3) $ in Thousands	12 Months Ended
Dec. 31, 2018 USD ($) Customer	Dec. 31, 2017 USD ($) Customer	Dec. 31, 2016 USD ($)
Concentration Risk [Line Items]
Term of product warranty	1 year
Product warranty expense	$ 3,793	$ 2,618	$ 1,750
Research and development costs	3,127	$ 1,943	$ 1,797
Increase lease related assets and liabilities	$ 2,300
Accounts Receivable \| Customer Concentration Risk
Concentration Risk [Line Items]
Number of customer \| Customer	1	1
Concentration Risk, Percentage	16.00%	12.00%
Major customer, benchmark description	one customer with a trade account receivable balance greater than 10% of total accounts receivable	one customer with a trade account receivable balance greater than 10% of total accounts receivable

Represents amount of increase lease related assets and liabilities.

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Identifies or describes the benchmark that serves as the denominator in the calculation of the percentage of concentration risk.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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The expense charged against earnings for the period pertaining to standard and extended warranties on the entity's goods and services granted to customers.

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The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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