Intangible Assets

12 Months Ended

Dec. 31, 2024

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets

Intangible Assets and Goodwill

Intangible Assets

The following table presents identifiable intangible assets:

	December 31, 2024
	Useful Life	Gross Carrying Value		Accumulated Amortization		Net Carrying Value
	(In thousands)
Indefinite life intangible assets:
Trade names	Indefinite	$	21,195	$	—	$	21,195
Spectrum and licenses	Indefinite	14,030		—		14,030
Total		35,225		—		35,225
Definite life intangible assets:
Intellectual property	20 years	16,439		(11,420)		5,019
Patents	14 - 20 years	587		(209)		378
Customer Relationships	12 years	57,000		(6,745)		50,255
Total		74,026		(18,374)		55,652
Total intangible assets		$	109,251	$	(18,374)	$	90,877

	December 31, 2023
	Useful Life	Gross Carrying Value		Accumulated Amortization		Net Carrying Value
	(In thousands)
Indefinite life intangible assets:
Trade names	Indefinite	$	21,195	$	—	$	21,195
Spectrum and licenses	Indefinite	14,030		—		14,030
Total		35,225		—		35,225
Definite life intangible assets:
Intellectual property	20 years	16,439		(10,987)		5,452
Assembled workforce	7 years	5,678		(5,678)		—
Patents	14 - 20 years	587		(169)		418
Total		22,704		(16,834)		5,870
Total intangible assets		$	57,929	$	(16,834)	$	41,095

Amortization expense was $7.2 million, $1.5 million and $1.6 million for the years ended December 31, 2024, 2023 and 2022, respectively.

The following table presents future amortization expense with respect to intangible assets existing at December 31, 2024, by year and in the aggregate:

Year ending December 31,	Amount
	(In thousands)
2025	$	3,948
2026	8,523
2027	6,815
2028	7,252
2029	5,988
Thereafter	23,126
Total estimated future amortization expense	$	55,652