Financial Instruments and Contingent Consideration (Summary of Fair Value, Assets and Liabilities Measured on Recurring Basis) (Details) - USD ($) $ in Millions |
Mar. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|
| Level 2 [Member] | ||
| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||
| Acquisition-related contingent consideration | $ 0.0 | $ 0.0 |
| Level 3 [Member] | ||
| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||
| Acquisition-related contingent consideration | (1.3) | (1.6) |
| Interest Rate Swap Contracts [Member] | Level 2 [Member] | ||
| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||
| Interest rate swap contracts | 1.0 | (0.4) |
| Interest Rate Swap Contracts [Member] | Level 3 [Member] | ||
| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||
| Interest rate swap contracts | $ 0.0 | $ 0.0 |