Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of finite-lived intangible assets

The following table presents the gross carrying amount and accumulated amortization of finite-lived intangible assets as of December 31, 2017 and 2016 (in thousands):

	December 31, 2017							December 31, 2016
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Developed technology	$	29,984	$	(29,984	)	$	—	$	29,984	$	(22,711	)	$	7,273
Software license rights	1,654		(1,654		)	—		1,654		(1,506		)	148
Total	$	31,638	$	(31,638	)	$	—	$	31,638	$	(24,217	)	$	7,421