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Debt and Other Financing Arrangements - Schedule of Debt (Parenthetical) (Details) - Various Cincinnati Bell Telephone Notes [Member] - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2025
Dec. 31, 2024
Debt Instrument [Line Items]    
Debt instrument, interest rate, stated percentage 6.30%  
Merger Agreement [Member]    
Debt Instrument [Line Items]    
Unamortized fair value adjustments $ 5.5 $ 5.9