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Goodwill and Intangible Assets
12 Months Ended
Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible assets Goodwill and Intangible AssetsGoodwill
During the year ended December 31, 2022, there were no changes in the carrying amount of goodwill of $67.1 million on the Company’s consolidated balance sheets.

Intangible Assets

Acquired intangible assets subject to amortization are as follows:


December 31, 2021
Gross Carrying AmountAccumulated AmortizationNet Carrying AmountWeighted-Average Remaining Useful Life (Years)
Developed technology$9,400 $2,349 $7,051 2.3
Customer relationships13,700 856 12,844 11.3
$23,100 $3,205 $19,895 

December 31, 2022
Gross Carrying AmountAccumulated AmortizationNet Carrying AmountWeighted-Average Remaining Useful Life (Years)
Developed technology$9,400 $5,483 $3,917 1.3
Customer relationships13,700 1,998 11,702 10.3
$23,100 $7,481 $15,619 

Amortization expense was $3.3 million and $4.3 million for the year ended December 31, 2021 and 2022 respectively.

Expected future amortization expense for intangible assets as of December 31, 2022 is as follows:

Fiscal Years:
2023$4,275 
20241,925 
20251,142 
20261,142 
20271,142 
Thereafter5,993 
     Total$15,619