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Goodwill and Intangible Assets
 12 Months Ended
Dec. 31, 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, 2022$824 
Goodwill acquired413 
Foreign currency translation adjustments(6)
Balance as of December 31, 2023$1,231 
Goodwill acquired75 
Foreign currency translation adjustments(33)
Balance as of December 31, 2024$1,273 

Intangible assets, net consists of the following (in millions):
 December 31, 2024December 31, 2023
Developed technology$581 $516 
Patents83 72 
Other11 11 
Intangible assets, gross$675 $599 
Less: accumulated amortization(466)(375)
Intangible assets, net$209 $224 
The weighted-average useful life of the acquired developed technology for each of the years ended December 31, 2024 and 2023 was approximately five years. Amortization expense for intangible assets was approximately $94 million, $85 million and $81 million for the years ended December 31, 2024, 2023 and 2022, respectively.

The following table presents the estimated future amortization expense related to intangible assets held as of December 31, 2024 (in millions):
Years Ending December 31,
2025$80 
202650 
202736 
202828 
202913 
Thereafter2 
Total future amortization expense$209