Lawsuits, Claims, Commitments, Contingencies and Related Matters (Details) - USD ($) $ in Millions	9 Months Ended
	Oct. 02, 2016	Jan. 03, 2016
Valuation and Qualifying Accounts Disclosure [Line Items]
Reserves for environmental remediation obligations	$ 7.8
Portion of reserves included in current accrued liabilities	$ 272.1	$ 237.5
Maximum
Valuation and Qualifying Accounts Disclosure [Line Items]
Estimated duration of remediation	30 years
Environmental Reserves
Valuation and Qualifying Accounts Disclosure [Line Items]
Portion of reserves included in current accrued liabilities	$ 4.6