Supplemental Guarantor and Parent Company Condensed Financial Information (Condensed Balance Sheets) (Details) (USD $) In Millions, unless otherwise specified	Mar. 29, 2013		Dec. 31, 2012		Mar. 30, 2012		Dec. 31, 2011		Dec. 31, 2010
Schedule of Financial Position [Line Items]
Cash and cash equivalents	$ 484.4	[1]	$ 622.3	[1]	$ 427.1	[1]	$ 434.1	[1]
Receivables, net of allowances	1,212.3	[1]	1,182.1	[1]
Inventories, net	1,365.3	[1]	1,273.6	[1]
Deferred income taxes	39.8	[1]	39.5	[1]
Prepaid expenses and other	129.9	[1]	133.0	[1]
Total current assets	3,231.7	[1]	3,250.5	[1]
Property, plant and equipment, net	1,161.1	[1]	1,193.9	[1]
Deferred income taxes	15.9	[1]	12.8	[1]
Intercompany accounts	0		0
Investment in subsidiaries	0		0
Goodwill	197.2	[1]	187.6	[1]
Intangible assets, net	201.7	[1]	202.9	[1]
Unconsolidated affiliated companies	18.8	[1]	18.9	[1]
Other non-current assets	65.4	[1]	66.0	[1]
Total assets	4,891.8	[1]	4,932.6	[1]
Accounts payable	968.3	[1]	1,003.0	[1]
Accrued liabilities	457.1	[1]	496.1	[1]
Current portion of long-term debt	611.3	[1]	511.2	[1]
Total current liabilities	2,036.7	[1]	2,010.3	[1]
Long-term debt	936.7	[1]	938.9	[1]
Deferred income taxes	217.6	[1]	223.9	[1]
Intercompany accounts	0		0
Other liabilities	279.4	[1]	292.7	[1]
Total liabilities	3,470.4	[1]	3,465.8	[1]
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	18.0	[1]	18.6	[1]
Total Company shareholders' equity	1,284.7	[1]	1,331.7	[1]
Non-controlling interest	118.7	[1]	116.5	[1]
Total liabilities and equity	4,891.8	[1]	4,932.6	[1]
Parent Company [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	57.3		65.3		0.1		0.1
Receivables, net of allowances	0		0
Inventories, net	0		0
Deferred income taxes	0		0
Prepaid expenses and other	2.2		2.3
Total current assets	59.5		67.6
Property, plant and equipment, net	0.4		0.4
Deferred income taxes	0		0
Intercompany accounts	1,612.8		1,566.7						1,210.4
Investment in subsidiaries	1,034.2		1,086.9
Goodwill	0		0
Intangible assets, net	0		0
Unconsolidated affiliated companies	0		0
Other non-current assets	14.9		15.3
Total assets	2,721.8		2,736.9
Accounts payable	0		0
Accrued liabilities	33.5		12.1
Current portion of long-term debt	340.0		334.6
Total current liabilities	373.5		346.7
Long-term debt	900.9		900.5
Deferred income taxes	161.7		156.9
Intercompany accounts	0		0
Other liabilities	1.0		1.1
Total liabilities	1,437.1		1,405.2
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	0		0
Total Company shareholders' equity	1,284.7		1,331.7
Non-controlling interest	0		0
Total liabilities and equity	2,721.8		2,736.9
Guarantor Subsidiaries [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	23.5		44.2		14.3		8.5
Receivables, net of allowances	308.8		277.6
Inventories, net	484.7		460.0
Deferred income taxes	23.8		24.4
Prepaid expenses and other	20.8		20.9
Total current assets	861.6		827.1
Property, plant and equipment, net	233.3		238.2
Deferred income taxes	0		0
Intercompany accounts	476.1		491.0
Investment in subsidiaries	1,349.3		1,367.4
Goodwill	15.6		15.0
Intangible assets, net	17.1		17.7
Unconsolidated affiliated companies	7.4		7.3
Other non-current assets	27.4		26.4
Total assets	2,987.8		2,990.1
Accounts payable	138.0		103.8
Accrued liabilities	95.3		109.1
Current portion of long-term debt	0		0
Total current liabilities	233.3		212.9
Long-term debt	0		0
Deferred income taxes	(26.1)		(18.2)
Intercompany accounts	1,642.2		1,606.9
Other liabilities	104.2		101.6
Total liabilities	1,953.6		1,903.2
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	0		0
Total Company shareholders' equity	1,034.2		1,086.9
Non-controlling interest	0		0
Total liabilities and equity	2,987.8		2,990.1
Non-Guarantor Subsidiaries [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	403.6		512.8		412.7		425.5
Receivables, net of allowances	903.5		904.5
Inventories, net	880.6		813.6
Deferred income taxes	16.0		15.1
Prepaid expenses and other	106.9		109.8
Total current assets	2,310.6		2,355.8
Property, plant and equipment, net	927.4		955.3
Deferred income taxes	15.9		12.8
Intercompany accounts	30.5		40.2
Investment in subsidiaries	0		0
Goodwill	181.6		172.6
Intangible assets, net	184.6		185.2
Unconsolidated affiliated companies	11.4		11.6
Other non-current assets	23.1		24.3
Total assets	3,685.1		3,757.8
Accounts payable	830.3		899.2
Accrued liabilities	328.3		374.9
Current portion of long-term debt	271.3		176.6
Total current liabilities	1,429.9		1,450.7
Long-term debt	35.8		38.4
Deferred income taxes	82.0		85.2
Intercompany accounts	477.2		491.0
Other liabilities	174.2		190.0
Total liabilities	2,199.1		2,255.3
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	18.0		18.6
Total Company shareholders' equity	1,349.3		1,367.4
Non-controlling interest	118.7		116.5
Total liabilities and equity	3,685.1		3,757.8
Eliminations [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	0		0		0		0
Receivables, net of allowances	0		0
Inventories, net	0		0
Deferred income taxes	0		0
Prepaid expenses and other	0		0
Total current assets	0		0
Property, plant and equipment, net	0		0
Deferred income taxes	0		0
Intercompany accounts	(2,119.4)		(2,097.9)
Investment in subsidiaries	(2,383.5)		(2,454.3)
Goodwill	0		0
Intangible assets, net	0		0
Unconsolidated affiliated companies	0		0
Other non-current assets	0		0
Total assets	(4,502.9)		(4,552.2)
Accounts payable	0		0
Accrued liabilities	0		0
Current portion of long-term debt	0		0
Total current liabilities	0		0
Long-term debt	0		0
Deferred income taxes	0		0
Intercompany accounts	(2,119.4)		(2,097.9)
Other liabilities	0		0
Total liabilities	(2,119.4)		(2,097.9)
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	0		0
Total Company shareholders' equity	(2,383.5)		(2,454.3)
Non-controlling interest	0		0
Total liabilities and equity	(4,502.9)		(4,552.2)
As Originally Filed [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	499.8		638.2		427.1		434.1
Receivables, net of allowances	1,219.8		1,189.7
Inventories, net	1,350.7		1,251.6
Deferred income taxes	39.5		39.1
Prepaid expenses and other	113.3		116.0
Total current assets	3,223.1		3,234.6
Property, plant and equipment, net	1,167.8		1,199.8
Deferred income taxes	15.9		12.8
Intercompany accounts	0		0
Investment in subsidiaries	0		0
Goodwill	193.9		184.4
Intangible assets, net	201.9		203.1
Unconsolidated affiliated companies	19.1		19.2
Other non-current assets	65.4		66.0
Total assets	4,887.1		4,919.9
Accounts payable	968.3		1,003.0
Accrued liabilities	432.9		463.4
Current portion of long-term debt	611.3		511.2
Total current liabilities	2,012.5		1,977.6
Long-term debt	936.7		938.9
Deferred income taxes	215.3		221.5
Intercompany accounts	0		0
Other liabilities	279.3		292.6
Total liabilities	3,443.8		3,430.6
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	18.0		18.6
Total Company shareholders' equity	1,305.5		1,353.3
Non-controlling interest	119.8		117.4
Total liabilities and equity	4,887.1		4,919.9
As Originally Filed [Member] | Parent Company [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	57.3		65.3		0.1		0.1
Receivables, net of allowances	0		0
Inventories, net	0		0
Deferred income taxes	0		0
Prepaid expenses and other	2.2		2.3
Total current assets	59.5		67.6
Property, plant and equipment, net	0.4		0.4
Deferred income taxes	0		0
Intercompany accounts	1,612.8		1,566.7
Investment in subsidiaries	1,055.0		1,108.5
Goodwill	0		0
Intangible assets, net	0		0
Unconsolidated affiliated companies	0		0
Other non-current assets	14.9		15.3
Total assets	2,742.6		2,758.5
Accounts payable	0		0
Accrued liabilities	33.5		12.1
Current portion of long-term debt	340.0		334.6
Total current liabilities	373.5		346.7
Long-term debt	900.9		900.5
Deferred income taxes	161.7		156.9
Intercompany accounts	0		0
Other liabilities	1.0		1.1
Total liabilities	1,437.1		1,405.2
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	0		0
Total Company shareholders' equity	1,305.5		1,353.3
Non-controlling interest	0		0
Total liabilities and equity	2,742.6		2,758.5
As Originally Filed [Member] | Guarantor Subsidiaries [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	23.5		44.2		18.6		12.4
Receivables, net of allowances	308.8		277.6
Inventories, net	484.7		460.0
Deferred income taxes	23.8		24.4
Prepaid expenses and other	20.8		20.9
Total current assets	861.6		827.1
Property, plant and equipment, net	233.3		238.2
Deferred income taxes	0		0
Intercompany accounts	476.1		491.0
Investment in subsidiaries	1,371.5		1,390.4
Goodwill	15.6		15.0
Intangible assets, net	17.1		17.7
Unconsolidated affiliated companies	7.4		7.3
Other non-current assets	27.4		26.4
Total assets	3,010.0		3,013.1
Accounts payable	138.0		103.8
Accrued liabilities	96.8		110.6
Current portion of long-term debt	0		0
Total current liabilities	234.8		214.4
Long-term debt	0		0
Deferred income taxes	(26.1)		(18.2)
Intercompany accounts	1,642.2		1,606.9
Other liabilities	104.1		101.5
Total liabilities	1,955.0		1,904.6
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	0		0
Total Company shareholders' equity	1,055.0		1,108.5
Non-controlling interest	0		0
Total liabilities and equity	3,010.0		3,013.1
As Originally Filed [Member] | Non-Guarantor Subsidiaries [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	419.0		528.7		408.4		421.6
Receivables, net of allowances	911.0		912.1
Inventories, net	866.0		791.6
Deferred income taxes	15.7		14.7
Prepaid expenses and other	90.3		92.8
Total current assets	2,302.0		2,339.9
Property, plant and equipment, net	934.1		961.2
Deferred income taxes	15.9		12.8
Intercompany accounts	30.5		40.2
Investment in subsidiaries	0		0
Goodwill	178.3		169.4
Intangible assets, net	184.8		185.4
Unconsolidated affiliated companies	11.7		11.9
Other non-current assets	23.1		24.3
Total assets	3,680.4		3,745.1
Accounts payable	830.3		899.2
Accrued liabilities	302.6		340.7
Current portion of long-term debt	271.3		176.6
Total current liabilities	1,404.2		1,416.5
Long-term debt	35.8		38.4
Deferred income taxes	79.7		82.8
Intercompany accounts	477.2		491.0
Other liabilities	174.2		190.0
Total liabilities	2,171.1		2,218.7
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	18.0		18.6
Total Company shareholders' equity	1,371.5		1,390.4
Non-controlling interest	119.8		117.4
Total liabilities and equity	3,680.4		3,745.1
As Originally Filed [Member] | Eliminations [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	0		0		0		0
Receivables, net of allowances	0		0
Inventories, net	0		0
Deferred income taxes	0		0
Prepaid expenses and other	0		0
Total current assets	0		0
Property, plant and equipment, net	0		0
Deferred income taxes	0		0
Intercompany accounts	(2,119.4)		(2,097.9)
Investment in subsidiaries	(2,426.5)		(2,498.9)
Goodwill	0		0
Intangible assets, net	0		0
Unconsolidated affiliated companies	0		0
Other non-current assets	0		0
Total assets	(4,545.9)		(4,596.8)
Accounts payable	0		0
Accrued liabilities	0		0
Current portion of long-term debt	0		0
Total current liabilities	0		0
Long-term debt	0		0
Deferred income taxes	0		0
Intercompany accounts	(2,119.4)		(2,097.9)
Other liabilities	0		0
Total liabilities	(2,119.4)		(2,097.9)
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	0		0
Total Company shareholders' equity	(2,426.5)		(2,498.9)
Non-controlling interest	0		0
Total liabilities and equity	(4,545.9)		(4,596.8)
Effect of Restatement 2 [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	(15.4)		(15.9)
Receivables, net of allowances	(7.5)		(7.6)
Inventories, net	14.6		22.0
Deferred income taxes	0.3		0.4
Prepaid expenses and other	16.6		17.0
Total current assets	8.6		15.9
Property, plant and equipment, net	(6.7)		(5.9)
Deferred income taxes	0		0
Intercompany accounts	0		0
Investment in subsidiaries	0		0
Goodwill	3.3		3.2
Intangible assets, net	(0.2)		(0.2)
Unconsolidated affiliated companies	(0.3)		(0.3)
Other non-current assets	0		0
Total assets	4.7		12.7
Accounts payable	0		0
Accrued liabilities	24.2		32.7
Current portion of long-term debt	0		0
Total current liabilities	24.2		32.7
Long-term debt	0		0
Deferred income taxes	2.3		2.4
Intercompany accounts	0		0
Other liabilities	0.1		0.1
Total liabilities	26.6		35.2
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	0		0
Total Company shareholders' equity	(20.8)		(21.6)
Non-controlling interest	(1.1)		(0.9)
Total liabilities and equity	4.7		12.7
Effect of Restatement 2 [Member] | Parent Company [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	0		0
Receivables, net of allowances	0		0
Inventories, net	0		0
Deferred income taxes	0		0
Prepaid expenses and other	0		0
Total current assets	0		0
Property, plant and equipment, net	0		0
Deferred income taxes	0		0
Intercompany accounts	0		0
Investment in subsidiaries	(20.8)		(21.6)
Goodwill	0		0
Intangible assets, net	0		0
Unconsolidated affiliated companies	0		0
Other non-current assets	0		0
Total assets	(20.8)		(21.6)
Accounts payable	0		0
Accrued liabilities	0		0
Current portion of long-term debt	0		0
Total current liabilities	0		0
Long-term debt	0		0
Deferred income taxes	0		0
Intercompany accounts	0		0
Other liabilities	0		0
Total liabilities	0		0
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	0		0
Total Company shareholders' equity	(20.8)		(21.6)
Non-controlling interest	0		0
Total liabilities and equity	(20.8)		(21.6)
Effect of Restatement 2 [Member] | Guarantor Subsidiaries [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	0		0
Receivables, net of allowances	0		0
Inventories, net	0		0
Deferred income taxes	0		0
Prepaid expenses and other	0		0
Total current assets	0		0
Property, plant and equipment, net	0		0
Deferred income taxes	0		0
Intercompany accounts	0		0
Investment in subsidiaries	(22.2)		(23.0)
Goodwill	0		0
Intangible assets, net	0		0
Unconsolidated affiliated companies	0		0
Other non-current assets	0		0
Total assets	(22.2)		(23.0)
Accounts payable	0		0
Accrued liabilities	(1.5)		(1.5)
Current portion of long-term debt	0		0
Total current liabilities	(1.5)		(1.5)
Long-term debt	0		0
Deferred income taxes	0		0
Intercompany accounts	0		0
Other liabilities	0.1		0.1
Total liabilities	(1.4)		(1.4)
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	0		0
Total Company shareholders' equity	(20.8)		(21.6)
Non-controlling interest	0		0
Total liabilities and equity	(22.2)		(23.0)
Effect of Restatement 2 [Member] | Non-Guarantor Subsidiaries [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	(15.4)		(15.9)
Receivables, net of allowances	(7.5)		(7.6)
Inventories, net	14.6		22.0
Deferred income taxes	0.3		0.4
Prepaid expenses and other	16.6		17.0
Total current assets	8.6		15.9
Property, plant and equipment, net	(6.7)		(5.9)
Deferred income taxes	0		0
Intercompany accounts	0		0
Investment in subsidiaries	0		0
Goodwill	3.3		3.2
Intangible assets, net	(0.2)		(0.2)
Unconsolidated affiliated companies	(0.3)		(0.3)
Other non-current assets	0		0
Total assets	4.7		12.7
Accounts payable	0		0
Accrued liabilities	25.7		34.2
Current portion of long-term debt	0		0
Total current liabilities	25.7		34.2
Long-term debt	0		0
Deferred income taxes	2.3		2.4
Intercompany accounts	0		0
Other liabilities	0		0
Total liabilities	28.0		36.6
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	0		0
Total Company shareholders' equity	(22.2)		(23.0)
Non-controlling interest	(1.1)		(0.9)
Total liabilities and equity	4.7		12.7
Effect of Restatement 2 [Member] | Eliminations [Member]
Schedule of Financial Position [Line Items]
Cash and cash equivalents	0		0
Receivables, net of allowances	0		0
Inventories, net	0		0
Deferred income taxes	0		0
Prepaid expenses and other	0		0
Total current assets	0		0
Property, plant and equipment, net	0		0
Deferred income taxes	0		0
Intercompany accounts	0		0
Investment in subsidiaries	43.0		44.6
Goodwill	0		0
Intangible assets, net	0		0
Unconsolidated affiliated companies	0		0
Other non-current assets	0		0
Total assets	43.0		44.6
Accounts payable	0		0
Accrued liabilities	0		0
Current portion of long-term debt	0		0
Total current liabilities	0		0
Long-term debt	0		0
Deferred income taxes	0		0
Intercompany accounts	0		0
Other liabilities	0		0
Total liabilities	0		0
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests	0		0
Total Company shareholders' equity	43.0		44.6
Non-controlling interest	0		0
Total liabilities and equity	$ 43.0		$ 44.6

[1] See Note 23 - Restatement of Condensed Consolidated Financial Statements