Inventories - Inventories by Major Classification (Detail) - USD ($) $ in Millions	Jan. 02, 2016	Jan. 03, 2015
Inventory Disclosure [Abstract]
Finished goods	$ 437.9	$ 415.3
Work in progress	42.9	45.3
Raw materials	90.3	87.5
Total FIFO value	571.1	548.1
Excess of current cost over LIFO cost	(73.3)	(72.6)
Total inventories - net	$ 497.8	$ 475.5