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Conversion of Stock, Conversion Price

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Number Of People Covered By Network

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Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer.

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Amount of liability recognized arising from contingent consideration in a business combination.

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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.

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The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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The number of new shares issued in the conversion of stock in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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Amount of lease payments to be received by lessor for operating lease.

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Term of lessor's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of operating lease income from lease payments paid and payable to lessor. Excludes variable lease payments not included in measurement of lease receivable.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.

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Cumulative amount of cash and other consideration received by subsidiary or equity method investee in exchange for shares or stock issued or sold. Include amounts of cash received, fair value of non-cash assets received, fair value of liabilities assumed, and fair value of any other forms of consideration.

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Nature of Operations and Basis of Presentation - Narrative (Details) $ / shares in Units, $ in Thousands, people in Millions			1 Months Ended		3 Months Ended	6 Months Ended
	May 18, 2022 $ / shares shares	Sep. 15, 2014 USD ($)	Sep. 30, 2021 USD ($) people	Feb. 28, 2021 USD ($) people	Sep. 30, 2022 USD ($)	Sep. 30, 2022 USD ($) county	Mar. 31, 2024 USD ($)	Mar. 31, 2022 USD ($)	Sep. 30, 2014 USD ($)
Conversion of Stock [Line Items]
Number of people covered by network \| people				3.6
Lease extension			10 years
Broadband licenses granted, number of counties \| county						45
Lease agreement revenue recognized					$ 100	$ 100
Contingent liability				$ 20,000	0	0		$ 20,000
Shares issued on conversion (in shares) \| shares	500,000
Shares converted (in shares) \| shares	500,000
Prepaid expenses and other current assets					$ 11,715	$ 11,715		$ 10,147
Conversion price (in dollars per share) \| $ / shares	$ 20.00
Forecast
Conversion of Stock [Line Items]
Contingent liability							$ 30,000
SDG&E
Conversion of Stock [Line Items]
Consideration transferred				$ 50,000
Minimum
Conversion of Stock [Line Items]
Lessor, Operating Lease, Term of Contract			40 years
Lease extension					3 years	3 years
Evergy
Conversion of Stock [Line Items]
Number of people covered by network \| people			3.9
Lessor, Operating Lease, Term of Contract			20 years
Scheduled prepayments			$ 30,200
Common Class B \| Pdv Spectrum Holding Company Llc
Conversion of Stock [Line Items]
Equity method investee, cumulative proceeds received on all transactions		$ 10,000
Spectrum revenue
Conversion of Stock [Line Items]
Prepaid expenses and other current assets									$ 7,500