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Related Party Transactions (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  | 3 Months Ended |
--- | --- | --- | --- | ---
Jan. 16, 2018 | Dec. 12, 2016 | Mar. 31, 2018 | Mar. 31, 2017 | Dec. 31, 2017
Related Party Transactions (Textual) |  |  |  |  |
Sales |  |  | $ 4,066 | $ 6,419 |
Accounts receivable due from the related party |  |  | $ 2,503 |  | $ 3,017
Slipstream Communications, LLC [Member] | Loan and Security Agreement [Member] |  |  |  |  |
Related Party Transactions (Textual) |  |  |  |  |
Revolving loan | $ 1,000 |  |  |  |
Interest rate per annum | 8.00% |  |  |  |
Maturity date | Jan. 16, 2019 |  |  |  |
Term of warrant | 5 years |  |  |  |
Warrant to purchase common stock | 1,851,852 |  |  |  |
Price per share | $ 0.27 |  |  |  |
Slipstream Communications, LLC [Member] | August 17, 2016 Loan and Security Agreement [Member] |  |  |  |  |
Related Party Transactions (Textual) |  |  |  |  |
Secured revolving promissory note |  | $ 1,000 |  |  |
Interest rate per annum |  | 8.00% |  |  |
Maturity date |  | Feb. 01, 2017 |  |  |
Term of warrant |  | 5 years |  |  |
Warrant to purchase common stock |  | 1,542,452 |  |  |
Price per share |  | $ 0.28 |  |  |
Related party entity [Member] |  |  |  |  |
Related Party Transactions (Textual) |  |  |  |  |
Related party entity owned percentage |  |  | 20.00% |  |
Sales |  |  | $ 417 | $ 108 |

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