Net Income (Loss) Per Common Share (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 29, 2013	Sep. 30, 2012	Sep. 29, 2013	Sep. 30, 2012
Earnings Per Share [Abstract]
Loss from continuing operations (A)	$ (9.5)	$ (4.4)	$ (25.0)	$ (21.8)
Weighted average outstanding shares of common stock (B) (in shares)	57.1	56.6	56.7	43.8
Dilutive effect of employee stock options and awards (in shares)	0	0	0	0
Common stock and common stock equivalents (C) (in shares)	57.1	56.6	56.7	43.8
Basic (A/B) (in dollars per share)	$ (0.17)	$ (0.08)	$ (0.44)	$ (0.50)
Diluted (A/C) (in dollars per share)	$ (0.17)	$ (0.08)	$ (0.44)	$ (0.50)