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Segment Information and Significant Customers (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2017 USD ($) Segments Customers	Dec. 31, 2016 USD ($) Customers
Segment Information and Significant Customers (Textual)
Number of reportable segments | Segments	1
Accounts receivable due from the related party	$ 3,017	$ 543
Sales	$ 17,698	13,673
Loan and Security Agreement [Member]
Segment Information and Significant Customers (Textual)
Related party entity owned percentage	22.50%
Sales	$ 3,390	$ 1,344
Accounts Receivable [Member]
Segment Information and Significant Customers (Textual)
Percent from major customers	71.00%	71.00%
Number of major customers | Customers	3	2
Revenue [Member]
Segment Information and Significant Customers (Textual)
Percent from major customers	56.00%	56.00%
Number of major customers | Customers	3	3

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Number of major customers

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For an unclassified balance sheet, amount of receivables arising from transactions with related parties.

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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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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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