XML 47 R36.htm IDEA: XBRL DOCUMENT v3.25.3
Goodwill and Intangibles, Net (Tables)
 9 Months Ended
Sep. 30, 2025
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of the Changes in the Carrying Amount of Goodwill by Reporting Unit
The carrying amounts of goodwill by segment were as follows (in millions):
 
Infrastructure
SpectrumTotal
Balance as of December 31, 2024
$105.3 $21.4 $126.7 
Translation adjustments
0.2 — 0.2 
Balance as of September 30, 2025
$105.5 $21.4 $126.9 
Schedule of Indefinite-Lived Intangible Assets
The carrying amounts of indefinite-lived intangible assets were as follows (in millions):
September 30,
2025		December 31, 2024
Federal Communications Commission ("FCC") licenses
$107.9 $107.7 
Total$107.9 $107.7 
Schedule of Intangible Assets Subject to Amortization
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 LifeSeptember 30, 2025
Gross Carrying AmountAccumulated AmortizationNet
Trade names15 years$25.1 $(12.2)$12.9 
Customer relationships and contracts11 years87.5 (53.0)34.5 
Channel sharing arrangements35 years12.6 (2.4)10.2 
Other10 years3.7 (2.2)1.5 
Total$128.9 $(69.8)$59.1 

Weighted-Average Original Useful LifeDecember 31, 2024
Gross Carrying AmountAccumulated AmortizationNet
Trade names15 years$25.1 $(11.0)$14.1 
Customer relationships and contracts11 years87.4 (49.1)38.3 
Channel sharing arrangements35 years12.6 (2.2)10.4 
Other10 years3.9 (2.0)1.9 
Total$129.0 $(64.3)$64.7