Other Income (Expense), Net (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 28, 2017	Sep. 29, 2016	Sep. 28, 2017	Sep. 29, 2016
Other Nonoperating Income (Expense) [Abstract]
Kansas Development Finance Authority bond	$ 0.6	$ 0.8	$ 2.3	$ 2.7
Rental and miscellaneous income	(0.5)	(0.2)	0.9	(0.3)
Interest Income, Other	1.9	1.0	4.4	2.7
Foreign currency losses	(1.1)	(2.3)	(1.2)	(14.4)
Total	$ 1.9	$ (0.3)	$ 4.6	$ (8.7)