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Inventories - Summarization of Inventories (Detail) (USD $)
In Millions, unless otherwise specified
Apr. 30, 2015
Oct. 31, 2014
Inventory Disclosure [Abstract]    
Finished Goods $ 99.1us-gaap_InventoryFinishedGoodsNetOfReserves $ 100.9us-gaap_InventoryFinishedGoodsNetOfReserves
Raw materials 231.8us-gaap_InventoryRawMaterialsNetOfReserves 235.9us-gaap_InventoryRawMaterialsNetOfReserves
Work-in-process 32.3us-gaap_InventoryWorkInProcessNetOfReserves 44.3us-gaap_InventoryWorkInProcessNetOfReserves
Inventories, Net $ 363.2us-gaap_InventoryNet $ 381.1us-gaap_InventoryNet