Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets

The estimated useful lives and carrying value of acquired intangible assets are as follows:

		June 30, 2020						December 31, 2019
(in thousands)	Range of Useful Life (years)	Gross  Carrying  Amount		Accumulated Amortization		Net  Carrying  Amount		Gross  Carrying  Amount		Accumulated Amortization		Net  Carrying  Amount
Developed technology	3 to 7	$	10,050	$	9,893	$	157	$	10,050	$	9,803	$	247
Customer relationships	7 to 9	10,920		6,356		4,564		10,920		5,819		5,101
Backlog	3	1,400		1,287		113		1,400		1,287		113
Non-compete agreements	2 to 4	460		460		—		460		460		—
Trademarks	3 to 7	1,110		1,110		—		1,110		1,110		—
Intangible assets, net book value		$	23,940	$	19,106	$	4,834	$	23,940	$	18,479	$	5,461

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Amortization of acquired intangible assets is reflected in the cost of revenue for developed technology and backlog and in operating expenses for the other intangible assets. The estimated future amortization of existing acquired intangible assets as of June 30, 2020 was as follows:

(in thousands)	Future amortization
2020 (remaining six months)	$	729
2021	1,130
2022	1,050
2023	1,050
2024	875
Future amortization expense	$	4,834