Intangible Assets and Goodwill (Tables)

3 Months Ended

Mar. 31, 2020

Intangible Assets and Goodwill

Schedule reflecting the composition of intangible assets and goodwill

The following table presents the composition of our intangible assets and goodwill (in thousands):

	Estimated	As of March 31, 2020						As of December 31, 2019
	Useful	Gross						Gross
	Life	Carrying		Accumulated		Net		Carrying		Accumulated		Net
	(in years)	Amount		Amortization		Amount		Amount		Amortization		Amount
Developed technology	11.4	$	252,200		(7,824)		244,376		252,200		(2,301)		249,899
Customer relationships	5.0		14,100		(999)		13,101		14,100		(294)		13,806
Intangible assets subject to amortization			266,300		(8,823)		257,477		266,300		(2,595)		263,705
In-process research and development	Indefinite	$	118,900		—		118,900		118,900		—		118,900
Goodwill	Indefinite	$	66,134		—		66,134		66,134		—		66,134
Total		$	451,334	$	(8,823)	$	442,511	$	451,334	$	(2,595)	$	448,739

Schedule of expected amortization of finite-lived intangible assets

As of March 31, 2020, expected amortization expense for unamortized finite-lived intangible assets for the next five years and thereafter is as follows (in thousands):

	Amortization Expense
2020	$	18,684
2021		24,912
2022		24,912
2023		24,912
2024		24,619
Thereafter		139,438
Total amortization	$	257,477