Other Income (Expense), Net (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 27, 2018	Sep. 28, 2017	Sep. 27, 2018	Sep. 28, 2017
Other Nonoperating Income (Expense) [Abstract]
Kansas Development Finance Authority bond	$ 0.8	$ 0.6	$ 2.9	$ 2.3
Rental and miscellaneous income (loss)	0.6	1.6	(0.7)	0.2
Interest Income, Other	2.1	1.9	5.0	4.4
Foreign currency losses	(1.8)	(1.1)	(3.3)	(1.2)
Gain (Loss) on Sale of Accounts Receivable	(4.0)	0.0	(12.3)	0.0
pension income (expense) without service cost	8.6	9.1	25.7	27.6
Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments	0.8	0.0	(20.7)	0.0
Gain (Loss) on Interest Rate Derivative Instruments Not Designated as Hedging Instruments	0.3	(1.1)	2.6	(1.1)
Total	$ 7.4	$ 11.0	$ (0.8)	$ 32.2