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Income Taxes (Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
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Income Tax Disclosure [Abstract] |  |
Intangibles | $ (159.9) | $ (127.5)
Depreciation expense | (8.8) | (11.4)
Operating lease right-of-use assets | (11.8) | (14.8)
Operating lease liabilities | 12.2 | 15.6
Allowance for doubtful accounts | 1.3 | 1.5
Employee-related accruals | 21.0 | 20.5
Stock-based compensation | 11.1 | 10.0
Payroll tax deferral | 0.0 | 10.5
Other | 5.7 | 6.6
Deferred Tax Liabilities, net of deferred tax assets and valuation allowance | $ (129.2) | $ (89.0)

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