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Summary of Significant Accounting Policies (Details Textual) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Jun. 30, 2018 USD ($) | Jun. 30, 2017 USD ($) | Jun. 30, 2018 USD ($) Customers | Jun. 30, 2017 USD ($) | Dec. 31, 2017 USD ($) Customers | Jan. 02, 2018 USD ($)
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Basic deposit coverage limits per owner and customer | $ 250 |  | $ 250 |  |  |
Allowance for doubtful accounts | 149 |  | 149 |  | $ 149 |
Net of allowance for doubtful accounts | 1,800 |  | 1,800 |  | 1,000 | $ 2,200
Costs capitalized in projects in process |  |  | 224 |  | 1 |
Foreign currency translation adjustments | (336) | $ 115 | (430) | $ 122 |  |
Foreign currency transactions, general and administrative expenses | 8 | $ 1 | (21) | $ 21 |  |
Investment in joint venture | $ 3 |  | $ 3 |  | 3 |
Equity ownership percentage | 50.00% |  | 50.00% |  |  |
Concentration risk, percentage | 100.00% | 100.00% | 100.00% | 100.00% |  |
Advertising costs | $ 27 | $ 166 | $ 70 | $ 313 |  |
Noncontrolling interest owned by Pronode Technologies AB | 51.00% |  | 51.00% |  |  |
Noncontrolling interest owned by Propoint AB | 49.00% |  | 49.00% |  |  |
Noncontrolling interest, description |  |  | Noncontrolling interests' partners have less than 50% share of voting rights at any one of the subsidiary level companies. |  |  |
Deferred revenues | $ 500 |  | $ 500 |  | $ 1,200 | $ 900
Revenue not yet recognized |  |  | $ 500 |  |  |
Deferred revenue expected percentage |  |  | 100.00% |  |  |
Neoeye AB [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Equity ownership percentage | 50.00% |  | 50.00% |  |  |
Net revenues [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Concentration risk, percentage | 10.00% | 10.00% | 10.00% | 10.00% |  |
Accounts Receivable [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Number of customer | Customers |  |  | 4 |  | 2 |
Concentration risk, percentage |  |  | 69.00% |  | 69.00% |
Hewlett Packard [Member] | Net revenues [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Concentration risk, percentage | 29.00% | 31.00% | 34.00% | 31.00% |  |
Canon [Member] | Net revenues [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Concentration risk, percentage | 15.00% | 10.00% | 14.00% | 14.00% |  |
Seiko Epson [Member] | Net revenues [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Concentration risk, percentage | 14.00% |  | 14.00% |  |  |
Robert Bosch [Member] | Net revenues [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Concentration risk, percentage |  | 11.00% |  | 11.00% |  |
Amazon [Member] | Net revenues [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Concentration risk, percentage | 12.00% |  |  |  |  |
Sweden [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Concentration risk, percentage |  |  | 54.00% |  | 71.00% |
Noncontrolling interest owned by Pronode Technologies AB | 51.00% |  | 51.00% |  |  |
Singapore [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Basic deposit coverage limits per owner and customer | $ 100 |  | $ 100 |  |  |
Japan [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Basic deposit coverage limits per owner and customer | 10,000 |  | 10,000 |  |  |
Korea [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Basic deposit coverage limits per owner and customer | 50,000 |  | 50,000 |  |  |
Taiwan [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Basic deposit coverage limits per owner and customer | $ 3,000 |  | $ 3,000 |  |  |
Maximum [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Equity ownership percentage | 50.00% |  | 50.00% |  |  |
Warrant term |  |  | 36 months |  |  |
Corporate income tax rate |  |  |  |  |  | 35.00%
Minimum [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |
Equity ownership percentage | 20.00% |  | 20.00% |  |  |
Warrant term |  |  | 12 months |  |  |
Corporate income tax rate |  |  |  |  |  | 21.00%

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