Recently Issued Accounting Standards (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 29, 2017	Dec. 30, 2017
Accounting Standards Update 2016-01 [Member] | Retained Earnings
New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets		$ 1.5
Accounting Standards Update 2014-09 [Member] | Retained Earnings
New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets		$ 1.1
Other Nonoperating Income (Expense) [Member] | Accounting Standards Update 2017-07 [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Net Income	$ 72.4
Selling, General and Administrative Expenses [Member] | Accounting Standards Update 2017-07 [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Net Income	70.8
Cost of Sales | Accounting Standards Update 2017-07 [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Net Income	1.2
Research and Development Expense [Member] | Accounting Standards Update 2017-07 [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Net Income	$ 0.4