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Planned Divestiture of the Mass Markets Fiber-to-the-Home Business - Additional Information (Details)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2025
USD ($)
Jun. 30, 2025
USD ($)
May 21, 2025
USD ($)
state
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Additional depreciation if held for sale criteria is not met $ 22 $ 22  
Held for sale | Mass Markets Fiber-to-the Home Business      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Number of states in which the business is conducted | state     11
Cash consideration of planned divestiture     $ 5,750