Intangible Assets and Goodwill (Tables)

6 Months Ended

Jun. 30, 2015

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 June 30, 2015									As of December 31, 2014
			Accumulated									Accumulated
	Gross		Amortization			Impairment		Net		Gross		Amortization			Impairment		Net
Patents (4-10 years)	$	1,914	$	(1,914	)	$	—	$	—	$	1,914	$	(1,907	)	$	—	$	7
Trademarks (6 years)		69		(69	)		—		—		69		(69	)		—		—
Other (4 to 6 years)		817		(738	)		—		79		817		(710	)		—		107
Total	$	2,800	$	(2,721	)	$	—	$	79	$	2,800	$	(2,686	)	$	—	$	114
Goodwill (Indefinite life)	$	2,926						$	2,926	$	2,926						$	2,926