Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2017

Intangible Assets [Abstract]

Summary of Components of Intangible Assets

The following table summarizes the components of intangible assets (in thousands):

	Non- compete			Partner Relationships			Customer Base			Technology Rights			Tradenames			Indefinite Life Intangibles		Total
As of December 31, 2017
Gross carrying value	$	593		$	145		$	641		$	5,330		$	760		$	250	$	7,719
Accumulated amortization		(593	)		(145	)		(641	)		(5,330	)		(760	)		—		(7,469	)
Net carrying value	$	—		$	—		$	—		$	—		$	—		$	250	$	250
As of December 31, 2016
Gross carrying value	$	593		$	145		$	641		$	5,330		$	760		$	250	$	7,719
Accumulated amortization		(581	)		(145	)		(637	)		(5,330	)		(760	)		—		(7,453	)
Net carrying value	$	12		$	—		$	4		$	—		$	—		$	250	$	266