Unconsolidated Affiliated Companies (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 28, 2012		Sep. 30, 2011		Sep. 28, 2012		Sep. 30, 2011		Dec. 31, 2011
Schedule of Equity Method Investments [Line Items]
Equity in earnings of affiliated companies	$ 0.5	[1]	$ 0.8	[1]	$ 1.0	[1]	$ 2.2	[1]
Unconsolidated affiliated companies	$ 19.4	[1]			$ 19.4	[1]			$ 18.3	[1]
PDTL Trading Company Ltd. [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage in affiliated companies, less than	49.00%				49.00%
Colada Continua Chilean, S.A. [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage in affiliated companies, less than	41.00%				41.00%
Minuet Realty Corp. [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage in affiliated companies, less than	40.00%				40.00%
Nostag GmbH & Co. KG [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage in affiliated companies, less than	33.00%				33.00%
Pakistan Cables Limited [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage in affiliated companies, less than	24.60%				24.60%
Keystone Electric Wire & Cable Co., Ltd. [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage in affiliated companies, less than	20.00%				20.00%
Thai Copper Rod Company Ltd. [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage in affiliated companies, less than	18.00%				18.00%
Maximum [Member]
Schedule of Equity Method Investments [Line Items]
Ownership threshold, investment as equity method	50.00%				50.00%

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