Intangible Assets

9 Months Ended

Sep. 30, 2015

(2)	Intangible Assets

Intangible assets consist of the following (in thousands):

	September 30, 2015				December 31, 2014
	Gross carrying value		Accumulated amortization		Gross carrying value		Accumulated Amortization
Amortizable intangible assets
Licensed technology	$	7,156	$	401	$	5,000	$	9

Amortization expense related to intangible assets totaled $145,000 and $392,000 for the three and nine months ended September 30, 2015, respectively, and totaled $0 for the three and nine months ended September 30, 2014. The aggregate estimated amortization expense for intangible assets remaining as of September 30, 2015 is as follows (in thousands):

2015	$	145
2016		582
2017		582
2018		582
2019		582
2020		582
over 5 years		3,700

Total	$	6,755