Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2019

Intangible Assets

Schedule of Intangible assets

The gross carrying amount and accumulated amortization of the Company’s acquired identifiable intangible assets as of March 31, 2019 are as follows (in thousands):

	Weighted Average	Gross Carrying		Accumulated
	Amortization Period	Amount		Amortization		Total
Acquired technology	9  years	$	5,861	$	(2,314)	$	3,547
Customer relationships	10  years		260		(130)		130
Trademark	5  years		60		(60)		—
		$	6,181	$	(2,504)	$	3,677

The gross carrying amount and accumulated amortization of the Company’s acquired identifiable intangible assets as of December 31, 2018 are as follows (in thousands):

	Weighted Average	Gross Carrying		Accumulated
	Amortization Period	Amount		Amortization		Total
Acquired technology	9  years	$	5,926	$	(2,176)	$	3,750
Customer relationships	10  years		260		(123)		137
Trademark	5  years		60		(57)		3
		$	6,246	$	(2,356)	$	3,890

Schedule of future amortization of intangible assets

Estimated amortization expense for subsequent years is as follows (in thousands):

Remainder of 2019	$	410
2020		546
2021		546
2022		546
2023		546
2024 and thereafter		1,083
Total	$	3,677