Goodwill and Intangible Assets

3 Months Ended

Mar. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

The change in carrying amount of goodwill for the three months ended March 31, 2020 was as follows (in thousands):



Goodwill as of December 31, 2019	$	36,910
Effects of foreign currency translation	(154		)
Goodwill as of March 31, 2020	$	36,756

Intangible assets consisted of the following (in thousands, except years):



	As of March 31, 2020
	Weighted- Average Useful Life in Years	Gross Carrying Value		Accumulated Amortization			Net Carrying Value
Customer relationships	7.0	$	1,318	$	(400	)	$	918
Completed technology	5.7	21,674		(3,876		)	17,798
		$	22,992	$	(4,276	)	$	18,716
	As of December 31, 2019
	Weighted- Average Useful Life in Years	Gross Carrying Value		Accumulated Amortization			Net Carrying Value
Customer relationships	7.0	$	1,503	$	(402	)	$	1,101
Completed technology	5.4	27,821		(6,839		)	20,982
		$	29,324	$	(7,241	)	$	22,083

During the three months ended March 31, 2020, we recorded an impairment charge of $2.0 million related to certain completed technology assets, due to our strategic decision to discontinue further investment and enhancements in the standalone existing technology.

We classified intangible asset amortization expense in the accompanying condensed consolidated statements of operations and comprehensive income (loss) as follows (in thousands):



	Three Months Ended March 31,
	2020		2019
Cost of revenue	$	1,118	$	446
Sales and marketing	50		59
Total	$	1,168	$	505

The following table presents our estimates of remaining amortization expense for finite-lived intangible assets at March 31, 2020 (in thousands):




Remainder of 2020	$	2,777
2021	4,561
2022	4,561
2023	2,569
2024	1,893
Thereafter	2,355
Total amortization expense	$	18,716