Supplemental Balance Sheet Information (Selected Balance Sheet) (Details) (USD $) In Millions, unless otherwise specified	Dec. 28, 2014	Dec. 29, 2013
Selected Components of Balance Sheet
Deferred tax assets	$ (34.5)	$ (80.4)
Prepaid expenses and other current assets
Selected Components of Balance Sheet
Deferred tax assets	42.8	31.9
Income tax receivable	13.6	0
Other assets
Selected Components of Balance Sheet
Deferred compensation assets	49.6	44.7
Accrued liabilities
Selected Components of Balance Sheet
Salaries and wages	108.7	103.2
Customer deposits and credits	47.9	55.6
Product warranty reserves	14.9	14.1
Other long-term liabilities
Selected Components of Balance Sheet
Accrued pension obligation	14.2	8.5
Accrued postretirement benefits	11.6	10.3
Deferred tax liabilities	77.3	112.3
Deferred compensation liabilities	$ 45.8	$ 43.1