Pension Plans (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jul. 04, 2015	Jun. 28, 2014	Jul. 04, 2015	Jun. 28, 2014	Jan. 03, 2015
Pension and Other Postretirement Benefit Expense [Abstract]
Estimated net actuarial loss to be amortized from accumulated other comprehensive loss			$ 4.6
Estimated prior service cost to be amortized from accumulated other comprehensive loss			0.2
Contribution to defined benefit pension plans	$ 0.7	$ 0.6	1.5	$ 1.1	$ 3.1
Expected total contribution to defined benefit pension plans			$ 3.3