Leases Operating Lease Costs (Details) $ in Millions	3 Months Ended
	Mar. 30, 2019 USD ($)
Leases [Abstract]
Operating Lease, Expense	$ 8.0
Variable Lease, Cost	3.5
Short-term Lease, Cost	0.2
Sublease Income	(1.0)
Lease, Cost	$ 10.7