Goodwill is recorded when the purchase price of an acquisition exceeds the fair value of the net tangible and identified intangible assets acquired.

The following table represents the changes to goodwill during the six months ended June 30, 2023 (in thousands):


	Carrying Amount
Balance as of December 31, 2022	$	134,335
Additions from acquisitions	—
Balance as of June 30, 2023	$	134,335

There are no accumulated impairment losses for any period presented.

The following tables present details of the Company’s finite-lived intangible assets as of June 30, 2023 and December 31, 2022 (in thousands):


	As of June 30, 2023
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Developed technology	$	72,559	$	(31,565)	$	40,994
Patents (1)	13,000		—		13,000
Assembled workforce	10,000		(5,708)		4,292
Trade name	500		(183)		317
Total intangible assets	$	96,059	$	(37,456)	$	58,603

(1)The estimated useful life of the acquired patents was 10 years as of the second quarter 2023 acquisition date.


	As of December 31, 2022
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Developed technology	$	72,059	$	(24,240)	$	47,819
Assembled workforce	10,000		(4,042)		5,958
Trade name	500		(133)		367
Total intangible assets	$	82,559	$	(28,415)	$	54,144

The above tables do not include $0.6 million of indefinite lived intangible assets as of June 30, 2023 and December 31, 2022.

Amortization expense related to our finite-lived intangible assets was $4.5 million and $9.0 million for the three and six months ended June 30, 2023, respectively and $4.0 million and $7.8 million for the three and six months ended June 30, 2022, respectively.

Expected future amortization expenses related to the intangible assets as of June 30, 2023 are as follows (in thousands):


Year ending December 31:
Remainder of 2023	$	9,774
2024	18,080
2025	15,336
2026	5,913
2027	2,350
Thereafter	7,150
Total remaining amortization	$	58,603