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Note 7 - Goodwill and Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Gross carrying amount, amortized intangible assets	$ 797,645	$ 872,018
Accumulated amortization, amortized intangible assets	210,877	157,693
Net carrying amount	586,768	714,325
Indefinite-Lived Intangible Assets	2,101,346	2,146,812
Total intangible assets, net	2,688,114	2,861,137
Franchise Rights [Member]
Indefinite-Lived Intangible Assets	2,100,546	2,139,312
Trade Names [Member]
Indefinite-Lived Intangible Assets	$ 800	7,500
Customer Relationships [Member]
Useful life (Year)	17 years
Gross carrying amount, amortized intangible assets	$ 784,381	857,100
Accumulated amortization, amortized intangible assets	204,450	153,699
Net carrying amount	$ 579,931	703,401
Customer Relationships [Member] | Minimum [Member]
Useful life (Year)	13 years 6 months
Trademarks and Trade Names [Member]
Useful life (Year)	4 years 2 months 12 days
Gross carrying amount, amortized intangible assets	$ 11,846	13,500
Accumulated amortization, amortized intangible assets	6,177	3,852
Net carrying amount	$ 5,669	9,648
Trademarks and Trade Names [Member] | Minimum [Member]
Useful life (Year)	2 years 8 months 12 days
Wireless Spectrum Licenses [Member]
Useful life (Year)	15 years
Gross carrying amount, amortized intangible assets	$ 1,418	1,418
Accumulated amortization, amortized intangible assets	250	142
Net carrying amount	$ 1,168	$ 1,276
Wireless Spectrum Licenses [Member] | Minimum [Member]
Useful life (Year)	10 years

X

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(16))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
-Section 50
-Paragraph 1
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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 926
-SubTopic 20
-Section 50
-Paragraph 5
-URI https://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

+ References

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