Acquired Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets

		December 31, 2016							December 31, 2017
	Useful Live (years)	Gross		Accumulated Amortization			Net		Gross		Accumulated Amortization			Net
Trade Names	10	$	1,040	$	(234	)	$	806	$	1,040	$	(338	)	$	702
Developed technology	10	2,980		(670		)	2,310		2,980		(968		)	2,012
Customer relationships	10	860		(194		)	666		860		(280		)	580
		$	4,880	$	(1,098	)	$	3,782	$	4,880	$	(1,586	)	$	3,294