Intangible Assets and Goodwill (Tables)

6 Months Ended

Jun. 30, 2021

Acquisitions Intangible Assets And Goodwill [Abstract]

Schedule of Intangible Assets, net

As of June 30, 2021 and December 31, 2020, intangible assets, net consisted of the following:

	June 30, 2021							December 31, 2020
(in thousands)	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Customer relationships	$	23,734	$	(14,412	)	$	9,322	$	23,804	$	(12,448	)	$	11,356
Trade name		2,783		(1,507	)		1,276		2,824		(1,285	)		1,539
Developed technology		20,500		(15,280	)		5,220		20,881		(12,569	)		8,312
Acquisition intangible assets, net	$	47,017	$	(31,199	)	$	15,818	$	47,509	$	(26,302	)	$	21,207

As of June 30, 2021 and December 31, 2020, capitalized internal-use software consisted of the following:

(in thousands)	June 30, 2021			December 31, 2020
Gross capitalized internal-use software	$	56,380		$	50,833
Less: Accumulated amortization		(27,229	)		(21,371	)
Capitalized internal-use software, net	$	29,151		$	29,462

Schedule of Carrying Amount of Goodwill

The changes in the carrying amount of goodwill were as follows (in thousands):

Balance as of December 31, 2020	$	468,764
Foreign currency translation		(2,036	)
Balance as of June 30, 2021	$	466,728

Summary of Future Amortization Expense

As of June 30, 2021, future amortization expense by year is expected to be as follows:

(in thousands)	Capitalized internal-use software, net		Acquisition intangible assets, net
Remainder of 2021	$	5,458	$	4,966
2022		7,397		5,076
2023		2,018		1,920
2024		68		1,667
2025		—		1,389
Thereafter		—		800
Total amortization expense	$	14,941	$	15,818