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Derivatives and Hedging Activities (Narrative) (Details) - USD ($) $ in Millions		3 Months Ended	9 Months Ended	12 Months Ended
	Sep. 11, 2024	Sep. 30, 2026	Sep. 30, 2026	Dec. 31, 2025
Derivative [Line Items]
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]			us-gaap:SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember
Interest Rate Swap [Member]
Derivative [Line Items]
Accumulated derivative losses			$ 2.8	$ 1.0
New Interest Rate Swaps [Member]
Derivative [Line Items]
Notional amount		$ 2,000.0	$ 2,000.0
Derivative fixed interest rate		4.00%	4.00%
2024 Term Loan [Member]
Derivative [Line Items]
Gain related to de-designation of interest rate swaps		$ 19.0
2024 Term Loan [Member] \| Interest Rate Swap [Member]
Derivative [Line Items]
Notional amount		$ 2,000.0	$ 2,000.0
Derivative basis spread on variable interest rate		1.75%	1.75%
Derivative fixed interest rate		5.165%	5.165%
2024-2C Tower Securities [Member]
Derivative [Line Items]
Derivative fixed interest rate	3.3985%
Accumulated derivative gains (losses)	$ 8.2
Aggregate amount	$ 620.0
Accruing interest rate	4.654%	5.115%	5.115%
Interest Rate		4.654%	4.654%