Debt and Other Financing Arrangements - Cincinnati Bell Telephone Notes - Narrative (Details) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Nov. 30, 1998	Dec. 31, 2024	Dec. 31, 2022
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage			7.25%
Cincinnati Bell Telephone Senior Notes due 2028 [Member]
Debt Instrument [Line Items]
Proceeds from Issuance of Unsecured Debt	$ 150.0
Debt instrument maturity period		2028
Debt instrument, interest rate, stated percentage		6.30%
Debt Instrument, Redemption Price, Percentage		100.00%
Customary Events of Default Amount for Existing Debt Instruments		$ 20.0
Term B-1 Loans [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage		0.50%