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Schedule of Inventories (Detail) - USD ($) $ in Millions | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Inventories |  |
Finished products | $ 134.6 | $ 114.1
Work in process | 18.3 | 13.0
Raw materials | 160.5 | 142.4
Inventories, at FIFO cost | 313.4 | 269.5
LIFO reserve | (22.2) | (18.4)
Net inventory | $ 291.2 | $ 251.1

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