Income Taxes - Components of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Deferred tax assets related to:
Inventories	$ 100.2	$ 69.6
Valuation and other reserves	23.3	34.7
Net operating loss carryforwards	2.6	9.0
Accumulated other comprehensive loss	69.7	89.4	$ 85.2
Lease liabilities	150.1	105.6
Other items, net	2.2	2.3
Gross deferred tax assets	348.1	310.6
Valuation allowance on deferred tax assets	(2.8)	(8.1)
Total net deferred tax assets	345.3	302.5
Deferred tax liabilities related to:
Property, plant and equipment	(840.6)	(743.3)
Goodwill and other intangibles	(160.2)	(154.6)
Right-of-use assets	(155.2)	(111.3)
Partnerships and joint ventures	(29.1)	(27.4)
Employee benefits	(55.5)	(47.4)
Total deferred tax liabilities	(1,240.6)	(1,084.0)
Deferred income taxes, net	$ (895.3)	$ (781.5)