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Investments in Affiliates and Other Entities - Marketable Equity Securities Narrative (Details) - USD ($)	Sep. 30, 2023	Dec. 31, 2022
Schedule of Equity Method Investments [Line Items]
Equity security fair value	$ 0	$ 0
Starry Group Holdings, Inc.
Schedule of Equity Method Investments [Line Items]
Equity security fair value		$ 0

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- Definition

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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