Other Expense, Net - Schedule of Other Nonoperating Income (Expense) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 28, 2015	Jun. 29, 2014	Jun. 28, 2015	Jun. 29, 2014
Other Income and Expenses [Abstract]
Interest income	$ 0.1	$ 0.1	$ 0.2	$ 0.2
Interest expense	(0.9)	(0.7)	(1.8)	(1.3)
Dividend income	0.4	0.4	0.4	0.4
Net loss on equity investment	(0.5)	(0.4)	(0.6)	(0.8)
Foreign exchange (losses) gains	(0.1)	0.3	(1.7)	(0.5)
Other expense, net	$ (1.0)	$ (0.3)	$ (3.5)	$ (2.0)