v3.25.3
Intangible Assets
9 Months Ended
Sep. 30, 2025
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets Intangible Assets
Intangible assets consisted of:
 As of September 30, 2025As of December 31, 2024
 Gross
Carrying
Amount
Accumulated
Amortization
Net
Carrying
Amount
Gross
Carrying
Amount
Accumulated
Amortization
Net
Carrying
Amount
Amortized Intangible Assets
License agreements$309 $253 $56 $306 $244 $62 
Customer relationships262 243 19 244 221 23 
Other59 54 52 47 
Total$630 $550 $80 $602 $512 $90 
Unamortized Intangible Assets
Goodwill$1,127 $1,071 
Trademarks$514 $511 

For the three months ended September 30, 2025 and 2024, amortization expense related to amortizable intangible assets was approximately $6 million and $7 million, respectively. For the nine months ended September 30, 2025 and 2024, amortization expense related to amortizable intangible assets was approximately $17 million and $22 million, respectively.

Based on our amortizable intangible assets as of September 30, 2025, we expect amortization expense of approximately $5 million for the remainder of 2025, $22 million for 2026, $16 million for 2027, $11 million for 2028, $8 million for 2029 and $8 million for 2030, excluding effects of currency exchange rates.