Derivative and Hedging Activities (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Interest Rate Swaps
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months	$ (3.0)
Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments	$ 0.5	$ (17.1)	$ (1.0)
Maximum Length of Time Hedged in Cash Flow Hedge	9 months
Derivative, Credit Risk Related Contingent Features, Existence and Nature	Generally, the Company has agreements with its counterparties that contain a provision whereby if the Company defaults on its existing credit facilities and payment of the loans extended under such facilities is accelerated, the Company could be declared in default under its agreements, which may result in the early termination of the outstanding derivatives governed by such agreements and the payment of an early termination amount.
Foreign Exchange Contract [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 169.1	157.1
Interest Rate Swaps
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	$ (0.5)	18.7	0.2
Objectives for Using Cash Flow Hedging Instruments	The Company has entered into currency forward contracts, each designated as a cash flow hedge upon the date of execution, for the purpose of reducing the variability of cash flows and hedging against the foreign currency exposure for forecasted payroll, pension and vendor disbursements that are expected to be made in the British pound sterling. The hedging program implemented is intended to reduce foreign currency exposure, and the associated forward currency contracts hedge forecasted transactions through September 2024.
Foreign Currency Cash Flow Hedge Asset at Fair Value	$ 3.0	0.0
Foreign Currency Cash Flow Hedge Liability at Fair Value	0.0	(2.4)
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	$ 5.9	$ (19.1)	$ (2.0)