Income Taxes (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jan. 03, 2015	Dec. 28, 2013	Dec. 29, 2012
Income Tax Disclosure [Abstract]
Deferred Tax Liabilities, Net, Noncurrent	$ (116.0)	$ (140.3)
Net deferred tax asset (liability)	(49.0)	(93.5)
Net current deferred income tax benefit	67.0
Unrecognized tax benefits which would impact the effective income tax rate	5.8
Unrecognized tax benefits, recognized interest expense	(0.2)	0.2	0.1
Unrecognized tax benefits, accrued interest	1.1	1.3	1.1
Unrecognized tax benefits including accrued that could change in coming year	0.2
Net operating losses	16.6	11.4
Tax effected net operating losses, expiration period	15 years	15 years
Valuation Allowance, Deferred Tax Asset, Change in Amount	10.1	5.9
Deferred tax liability not recorded related to undistributed earnings of foreign subsidiaries	121.5
Undistributed earnings of foreign subsidiaries	$ 537.6