v3.24.3
Goodwill and Intangible Assets
 9 Months Ended
Sep. 30, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets Goodwill and Intangible Assets
The changes in the carrying amounts of goodwill were as follows (in millions):
Carrying Amount
Balance as of December 31, 2023$1,231 
Goodwill acquired58 
Foreign currency translation adjustments2 
Balance as of September 30, 2024$1,291 

Intangible assets, net consists of the following (in millions):
 September 30, 2024December 31, 2023
Developed technology$575 $516 
Patents73 72 
Other11 11 
Intangible assets, gross659 599 
Less: accumulated amortization(445)(375)
Intangible assets, net$214 $224 
The weighted-average useful life of the acquired developed technology for the nine months ended September 30, 2024 and 2023 was approximately five years. Amortization expense for intangible assets for the three months ended September 30, 2024 and 2023 was $23 million and $21 million, respectively, and for the nine months ended September 30, 2024 and 2023 was $71 million and $63 million, respectively.

The following table presents the estimated future amortization expense related to intangible assets held at September 30, 2024 (in millions):
Years Ending December 31,
Remainder of 2024$22 
202576 
202645 
202731 
202826 
Thereafter14 
Total future amortization expense$214