Supplemental Guarantor and Parent Company Condensed Financial Information (Condensed Statements Of Operations) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 30, 2012		Apr. 01, 2011
Schedule of Statement of Operations [Line Items]
Customers	$ 1,432.5		$ 1,447.6
Intercompany	0		0
Net sales, total	1,432.5		1,447.6
Cost of sales	1,285.3		1,280.6
Gross profit	147.2		167.0
Selling, general and administrative expenses	93.8		93.9
Operating income	53.4		73.1
Other income (expense)	6.8		7.0
Interest expense	(24.7)		(24.0)
Interest income	1.7		2.0
Interest income (expense), total	(23.0)		(22.0)
Income (loss) before income taxes	37.2		58.1
Income tax provision	(10.9)		(19.4)
Equity in net income of subsidiaries and affiliated companies	0		0.4
Net income including non-controlling interest	26.3		39.1
Less: preferred stock dividends	0.1		0.1
Less: net income attributable to non-controlling interest	1.3	[1]	0.8	[1]
Net income attributable to Company common shareholders	24.9	[2]	38.2	[2]
Comprehensive income (loss)	76.4		67.7
Parent Company [Member]
Schedule of Statement of Operations [Line Items]
Customers	0		0
Intercompany	7.3		14.2
Net sales, total	7.3		14.2
Cost of sales	0		0
Gross profit	7.3		14.2
Selling, general and administrative expenses	11.7		11.3
Operating income	(4.4)		2.9
Other income (expense)	0		0
Interest expense	(15.8)		(15.7)
Interest income	22.0		19.5
Interest income (expense), total	6.2		3.8
Income (loss) before income taxes	1.8		6.7
Income tax provision	(0.8)		(2.5)
Equity in net income of subsidiaries and affiliated companies	24.0		34.1
Net income including non-controlling interest	25.0		38.3
Less: preferred stock dividends	0.1		0.1
Less: net income attributable to non-controlling interest	0		0
Net income attributable to Company common shareholders	24.9		38.2
Comprehensive income (loss)	25.7		39.4
Guarantor Subsidiaries [Member]
Schedule of Statement of Operations [Line Items]
Customers	531.3		528.4
Intercompany	0		0
Net sales, total	531.3		528.4
Cost of sales	465.8		458.9
Gross profit	65.5		69.5
Selling, general and administrative expenses	31.2		37.5
Operating income	34.3		32.0
Other income (expense)	0.4		1.0
Interest expense	(23.1)		(20.1)
Interest income	3.2		2.9
Interest income (expense), total	(19.9)		(17.2)
Income (loss) before income taxes	14.8		15.8
Income tax provision	(7.2)		(7.6)
Equity in net income of subsidiaries and affiliated companies	16.4		25.9
Net income including non-controlling interest	24.0		34.1
Less: preferred stock dividends	0		0
Less: net income attributable to non-controlling interest	0		0
Net income attributable to Company common shareholders	24.0		34.1
Comprehensive income (loss)	25.8		53.4
Non-Guarantor Subsidiaries [Member]
Schedule of Statement of Operations [Line Items]
Customers	901.2		919.2
Intercompany	11.6		11.1
Net sales, total	912.8		930.3
Cost of sales	831.1		832.8
Gross profit	81.7		97.5
Selling, general and administrative expenses	58.2		59.3
Operating income	23.5		38.2
Other income (expense)	6.4		6.0
Interest expense	(11.2)		(10.7)
Interest income	1.9		2.1
Interest income (expense), total	(9.3)		(8.6)
Income (loss) before income taxes	20.6		35.6
Income tax provision	(2.9)		(9.3)
Equity in net income of subsidiaries and affiliated companies	0		0
Net income including non-controlling interest	17.7		26.3
Less: preferred stock dividends	0		0
Less: net income attributable to non-controlling interest	1.3		0.8
Net income attributable to Company common shareholders	16.4		25.5
Comprehensive income (loss)	65.3		34.5
Eliminations [Member]
Schedule of Statement of Operations [Line Items]
Customers	0		0
Intercompany	(18.9)		(25.3)
Net sales, total	(18.9)		(25.3)
Cost of sales	(11.6)		(11.1)
Gross profit	(7.3)		(14.2)
Selling, general and administrative expenses	(7.3)		(14.2)
Operating income	0		0
Other income (expense)	0		0
Interest expense	25.4		22.5
Interest income	(25.4)		(22.5)
Interest income (expense), total	0		0
Income (loss) before income taxes	0		0
Income tax provision	0		0
Equity in net income of subsidiaries and affiliated companies	(40.4)		(59.6)
Net income including non-controlling interest	(40.4)		(59.6)
Less: preferred stock dividends	0		0
Less: net income attributable to non-controlling interest	0		0
Net income attributable to Company common shareholders	(40.4)		(59.6)
Comprehensive income (loss)	$ (40.4)		$ (59.6)

[1] Net income before preferred stock dividend payments.

[2] Numerator