Earnings (Loss) Per Common Share (Reconciliation Of The Numerator And Denominator Of Earnings (Loss) Per Common Share) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 29, 2013		Mar. 30, 2012
Earnings Per Share [Abstract]
Net income for basic EPS computation	$ (46.5)	[1]	$ 22.7	[1]
Weighted average shares outstanding for basic EPS computation	49.7	[2]	49.7	[2]
Earnings per common share - basic	$ (0.94)	[3]	$ 0.46	[3]
Net income attributable to Company common shareholders	(46.5)	[1]	22.7	[1]
Add: preferred stock dividends, if applicable	0		0.1
Net income for diluted EPS computation	$ (46.5)		$ 22.8	[1]
Weighted average shares outstanding including nonvested shares	49.7	[2]	49.7	[2]
Dilutive effect of convertible notes	0		0
Dilutive effect of stock options and restricted stock units	0		1.0
Dilutive effect of assumed conversion of preferred stock	0		0.4
Weighted average shares outstanding for diluted EPS computation	49.7	[2]	51.1	[2]
Earnings per common share - assuming dilution	$ (0.94)		$ 0.45

[1] Numerator

[2] Denominator

[3] Under the two-class method, earnings (loss) per share – basic reflects undistributed earnings per share for both common stock and unvested share-based payment awards (restricted stock).