Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2019

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Intangible Assets Subject to Amortization

Intangible assets subject to amortization as of the dates presented consisted of the following (in thousands):

	June 30, 2019
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
	(unaudited)
Acquired developed technology	$	20,000	$	(7,462	)	$	12,538
Purchased intellectual property		325		(79	)		246
Balance at June 30, 2019	$	20,325	$	(7,541	)	$	12,784

	December 31, 2018
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Acquired developed technology	$	20,000	$	(6,636	)	$	13,364
Purchased intellectual property		325		(63	)		262
Balance at December 31, 2018	$	20,325	$	(6,699	)	$	13,626

Schedule of Future Amortization Expense for Intangible Assets

As of June 30, 2019, expected future amortization expense for intangible assets was as follows (in thousands) (unaudited):

2019	$	856
2020		1,698
2021		1,698
2022		1,698
2023		1,698
Thereafter		5,136
Total future amortization expense	$	12,784