Condensed Consolidated Stockholders Equity Statement (Unaudited) (Parenthetical) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 28, 2015	Jun. 29, 2014	Jun. 28, 2015	Jun. 29, 2014
Statement of Stockholders' Equity [Abstract]
Foreign currency translation, tax expense (benefit)	$ (0.4)	$ 1.5	$ 2.1	$ 0.2
Adjustments to pension and postretirement liability, tax expense	$ 0.5	$ 0.7	$ 1.1	$ 1.4
Dividends declared per share	$ 0.05	$ 0.05	$ 0.10	$ 0.10