Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Acquired Intangible Assets by Major Asset Class

The following table sets forth our acquired intangible assets by major asset class as of December 31, 2020 and December 31, 2019 (in thousands, except for useful life data):

		December 31, 2020
	Useful life (years)	Gross		Additions		Accumulated amortization			Net book value before impairment		Impairment charge in 2016			Net book value
Purchased technology	4-8	$	2,518	$	2,882	$	(1,612	)	$	3,788	$	—		$	3,788
Customer relationships	3-10		3,975		—		(1,158	)		2,817		(411	)		2,406
Customer contracts	6		—		7,000		(1,242	)		5,758		—			5,758
Trademarks/trade names	2		38		—		(38	)		—		—			—
Non-compete	3		51		232		(119	)		164		—			164
Support agreement	1		—		369		(323	)		46		—			46
Patents	7		—		600		(64	)		536		—			536
Total		$	6,582	$	11,083	$	(4,556	)	$	13,109	$	(411	)	$	12,698
		December 31, 2019
	Useful life (years)	Gross		Additions		Accumulated amortization			Net book value before impairment		Impairment charge in 2016			Net book value
Purchased technology	4-6	$	265	$	2,253	$	(687	)	$	1,831	$	—		$	1,831
Customer relationships	3-10		999		2,976		(860	)		3,115		(411	)		2,704
Trademarks/trade names	2		38		—		(38	)		—		—			—
Non-compete	3		51		—		(51	)		—		—			—
Total		$	1,353		5,229	$	(1,636	)	$	4,946	$	(411	)	$	4,535

Future Amortization Expense Related to Intangible Assets

Future amortization expense related to intangible assets as of December 31, 2020 are as follows (in thousands):

Year Ending December 31,
2021	$	3,180
2022		3,236
2023		1,902
2024		1,389
2025 and thereafter		2,991
Total	$	12,698