Lawsuits, Claims, Commitments, Contingencies and Related Matters (Details) - USD ($) $ in Millions	9 Months Ended
	Oct. 01, 2017	Jan. 01, 2017
Valuation and Qualifying Accounts Disclosure [Line Items]
Reserves for environmental remediation obligations	$ 5.5
Portion of reserves included in current accrued liabilities	$ 336.6	$ 261.0
Accrual for environmental loss contingencies		$ 7.0
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	$ 1.7