Intangible Assets and Goodwill (Tables)

9 Months Ended

Sep. 30, 2014

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Intangible Assets, Related Accumulated Amortization and Goodwill

The following table presents details of the Company’s intangible assets, related accumulated amortization, and goodwill (in thousands):

	As of September 30, 2014									As of December 31, 2013
			Accumulated									Accumulated
	Gross		Amortization			Impairment		Net		Gross		Amortization			Impairment		Net
Patents (4-10 years)	$	1,914	$	(1,904	)	$	—	$	10	$	1,914	$	(1,895	)	$	—	$	19
Trademarks (6 years)		69		(69	)		—		—		69		(69	)		—		—
Other (4 to 6 years)		817		(696	)		—		121		817		(653	)		—		164
Total	$	2,800	$	(2,669	)	$	—	$	131	$	2,800	$	(2,617	)	$	—	$	183
Goodwill (Indefinite life)	$	2,926						$	2,926	$	2,926						$	2,926