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Income Taxes - Significant Components of Deferred Income Tax Assets and Liabilities (Detail) - USD ($)
$ in Millions
Dec. 28, 2019
Dec. 29, 2018
Deferred income tax assets:    
Accounts receivable and inventory valuation allowances $ 5.7 $ 4.9
Deferred compensation accruals 4.0 6.9
Accrued pension expense 25.3 21.6
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost 14.5 16.9
Net operating loss and foreign tax credit carryforwards 17.6 19.2
Book over tax depreciation and amortization 0.5 0.8
Tenant lease expenses 3.6 4.1
Environmental reserve 15.4 5.0
Other 5.1 5.8
Total gross deferred income tax assets 91.7 85.2
Less valuation allowance (17.6) (17.8)
Net deferred income tax assets 74.1 67.4
Deferred income tax liabilities:    
Intangible assets (157.5) (157.3)
Deferred Tax Liabilities, Deferred Expense (8.6) (8.3)
Deferred Tax Liabilities, Other 4.1 6.6
Total deferred income tax liabilities (170.2) (172.2)
Total deferred income tax liabilities $ (96.1) $ (104.8)