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Intangible Assets - Narrative (Details)	3 Months Ended
	Jun. 30, 2023 USD ($) county	Jun. 30, 2022 USD ($) county
Acquired Indefinite-lived Intangible Assets [Line Items]
Impairment	$ 0
Broadband licenses granted, number of counties | county	9	11
Gain from disposal of intangible assets, net	$ (10,785,000)	$ (648,000)
Wireless Licenses
Acquired Indefinite-lived Intangible Assets [Line Items]
Exchanges – licenses received	13,292,000	900,000
Licenses exchanged	$ 2,507,000	$ 200,000

X

- Definition

Broadband Licenses Granted, Number of Counties

+ References

No definition available.

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- Definition

Indefinitelived Intangible Assets, Exchanged Licenses Received

+ References

No definition available.

+ Details

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X

- Definition

Indefinitelived Intangible Assets, Exchanged Licenses Surrendered

+ References

No definition available.

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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X

- Definition

Amount of gain (loss) on sale or disposal of intangible assets.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

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- Definition

Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482665/350-30-50-3

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