v3.24.4
Goodwill, Spectrum License Transactions and Other Intangible Assets (Tables)
 12 Months Ended
Dec. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill
The change in the carrying amount of goodwill for the years ended December 31, 2024 and 2023, is as follows:
(in millions)Goodwill
Balance as of December 31, 2022, net of accumulated impairment losses of $10,984
$12,234 
Balance as of December 31, 202312,234 
Preliminary goodwill from the Ka’ena Acquisition in 2024771 
Balance as of December 31, 2024, net of accumulated impairment losses of $10,984
$13,005 
Schedule of Spectrum Licenses
The following table summarizes our spectrum license activity for the years ended December 31, 2024, 2023 and 2022:
(in millions)202420232022
Spectrum licenses, beginning of year$96,707 $95,798 $92,606 
Spectrum license acquisitions4,822 103 3,152 
Spectrum licenses transferred to held for sale(1,024)(2)(64)
Costs to clear spectrum53 808 104 
Spectrum licenses, end of year$100,558 $96,707 $95,798 
Schedule of Other Intangible Assets
The components of Other intangible assets were as follows:
Useful LivesDecember 31, 2024December 31, 2023
(in millions)Gross AmountAccumulated AmortizationNet AmountGross AmountAccumulated AmortizationNet Amount
Customer relationships (1)
Up to 8 years
$5,427 $(4,123)$1,304 $4,883 $(3,451)$1,432 
Reacquired rights
Up to 9 years
770 (323)447 770 (231)539 
Tradenames and patents (1)
Up to 19 years
338 (157)181 208 (134)74 
Favorable spectrum leases
Up to 27 years
620 (169)451 686 (148)538 
Other (1)
Up to 10 years
478 (349)129 353 (318)35 
Other intangible assets$7,633 $(5,121)$2,512 $6,900 $(4,282)$2,618 
(1)Includes intangible assets acquired in the Ka’ena Acquisition. See Note 2 - Business Combinations for more information.
Schedule of Estimated Aggregate Future Amortization Expense
The estimated aggregate future amortization expense for intangible assets subject to amortization is summarized below:
(in millions)Estimated Future Amortization
Twelve Months Ending December 31,
2025$749 
2026571 
2027404 
2028253 
2029171 
Thereafter364 
Total$2,512