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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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