v3.26.1
Goodwill and Intangibles, Net
 6 Months Ended
Jun. 30, 2026
Intangible Asset, Goodwill and Other [Abstract]  
Goodwill and Intangibles, Net
9. Goodwill and Intangibles, Net

Goodwill

The carrying amounts of goodwill were as follows (in millions):
Infrastructure
Balance as of December 31, 2025
$105.6 
Translation adjustments
0.1 
Balance as of June 30, 2026 $105.7 
Definite-Lived Intangible Assets

The gross carrying amounts and accumulated amortization of definite-lived intangible assets by major intangible asset class were as follows (in millions):
Weighted-Average Original Useful LifeJune 30, 2026
Gross Carrying AmountAccumulated AmortizationNet
Trade names15 years$25.2 $(13.4)$11.8 
Customer relationships and contracts11 years87.6 (56.8)30.8 
Other10 years3.7 (2.3)1.4 
Total$116.5 $(72.5)$44.0 

Weighted-Average Original Useful LifeDecember 31, 2025
Gross Carrying AmountAccumulated AmortizationNet
Trade names15 years$25.2 $(12.6)$12.6 
Customer relationships and contracts11 years87.6 (54.3)33.3 
Other10 years3.6 (2.2)1.4 
Total$116.4 $(69.1)$47.3 

Amortization expense for definite-lived intangible assets was $1.7 million and $1.9 million for the three months ended June 30, 2026 and 2025, respectively. Amortization expense for definite-lived intangible assets was $3.4 million and $3.9 million for the six months ended June 30, 2026 and 2025, respectively. Amortization expense is included in Depreciation and amortization in the Condensed Consolidated Statements of Operations.