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Income Taxes (Summary Of Temporary Differences That Give Rise To Deferred Income Tax Assets And Liabilities) (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
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Deferred income tax assets (liabilities): |  |
Inventory costing and valuation methods | $ 6.7 | $ 5.2
Insurance reserves | 8.6 | 7.4
Stock-based compensation | 3.6 | 2.8
Operating lease liabilities | 62.6 | 62.6
Foreign net operating loss and credit carryforwards | 2.6 | 1.4
Foreign valuation allowances | (1.8) | (1.7)
Prepaid royalty | 0.3 | 5.9
Section 174 capitalization | 3.4 | 0.0
Other, deferred tax assets | 9.3 | 10.8
Total deferred income tax assets | 95.3 | 94.4
Property and equipment | (102.6) | (110.0)
Operating lease ROU assets | (61.5) | (61.3)
Other, deferred tax liabilities | (4.8) | (4.3)
Total deferred income tax liabilities | (168.9) | (175.6)
Deferred income tax liabilities | $ (73.6) | $ (81.2)

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