Restatement of Consolidated Financial Statements (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended								3 Months Ended	6 Months Ended	12 Months Ended				3 Months Ended	6 Months Ended	12 Months Ended				3 Months Ended		12 Months Ended
	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2009		Dec. 31, 2011 Errors Relating to Accounting for Inventory [Member] Retained Earnings [Member] Understated [Member]	Dec. 31, 2010 Errors Relating to Accounting for Inventory [Member] Retained Earnings [Member] Understated [Member]	Mar. 30, 2012 Errors Relating to Accounting for Inventory [Member] Inventory [Member] Overstated [Member]	Jun. 29, 2012 Errors Relating to Accounting for Inventory [Member] Inventory [Member] Overstated [Member]	Dec. 31, 2011 Errors Relating to Accounting for Inventory [Member] Inventory [Member] Overstated [Member]	Dec. 31, 2010 Errors Relating to Accounting for Inventory [Member] Inventory [Member] Overstated [Member]	Dec. 31, 2009 Errors Relating to Accounting for Inventory [Member] Inventory [Member] Overstated [Member]	Dec. 31, 2008 Errors Relating to Accounting for Inventory [Member] Inventory [Member] Overstated [Member]	Mar. 30, 2012 Errors Relating to Accounting for Inventory [Member] Cost of Sales [Member] Understated [Member]	Jun. 29, 2012 Errors Relating to Accounting for Inventory [Member] Cost of Sales [Member] Understated [Member]	Dec. 31, 2011 Errors Relating to Accounting for Inventory [Member] Cost of Sales [Member] Understated [Member]	Dec. 31, 2010 Errors Relating to Accounting for Inventory [Member] Cost of Sales [Member] Understated [Member]	Dec. 31, 2009 Errors Relating to Accounting for Inventory [Member] Cost of Sales [Member] Understated [Member]	Dec. 31, 2008 Errors Relating to Accounting for Inventory [Member] Cost of Sales [Member] Understated [Member]	Dec. 31, 2007 Errors Relating to Accounting for Inventory [Member] Acquisition of PDIC [Member] Inventory [Member] Overstated [Member]	Dec. 31, 2007 Errors Relating to Accounting for Inventory [Member] Acquisition of PDIC [Member] Goodwill [Member] Understated [Member]	Dec. 31, 2011 Errors Relating to Accounting for Inventory [Member] Mexican Subsidiary [Member] Retained Earnings [Member] Understated [Member]	Dec. 31, 2010 Errors Relating to Accounting for Inventory [Member] Mexican Subsidiary [Member] Retained Earnings [Member] Understated [Member]	Dec. 31, 2009 Errors Relating to Accounting for Inventory [Member] Mexican Subsidiary [Member] Retained Earnings [Member] Understated [Member]	Dec. 31, 2011 Errors Relating to Accounting for Inventory [Member] Mexican Subsidiary [Member] Inventory [Member] Overstated [Member]	Dec. 31, 2010 Errors Relating to Accounting for Inventory [Member] Mexican Subsidiary [Member] Inventory [Member] Overstated [Member]	Dec. 31, 2009 Errors Relating to Accounting for Inventory [Member] Mexican Subsidiary [Member] Inventory [Member] Overstated [Member]	Dec. 31, 2011 Errors Relating to Accounting for Inventory [Member] Mexican Subsidiary [Member] Property, Plant and Equipment [Member] Overstated [Member]	Dec. 31, 2010 Errors Relating to Accounting for Inventory [Member] Mexican Subsidiary [Member] Property, Plant and Equipment [Member] Overstated [Member]	Dec. 31, 2009 Errors Relating to Accounting for Inventory [Member] Mexican Subsidiary [Member] Property, Plant and Equipment [Member] Overstated [Member]	Dec. 31, 2009 Errors Relating to Accounting for Inventory [Member] Mexican Subsidiary [Member] Cost of Sales [Member] Understated [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Quantifying misstatement, amount							$ 6.5	$ 6.5	$ 43.7	$ 43.5	$ 40.0	$ 27.0	$ 17.4	$ 8.7	$ 2.7	$ 6.2	$ 17.9	$ 8.3	$ 5.6	$ 7.1	$ 3.4	$ 3.4	$ 8.1	$ 8.1	$ 8.1	$ 3.1	$ 3.1	$ 3.1	$ 5.0	$ 5.0	$ 5.0	$ 8.1
Income tax expense (benefit)	$ 42.7	[1]	$ 46.7	[1]	$ 35.8	[1]	$ 3.0	$ 3.0

[1] See Note 22 -Restatement of Consolidated Financial Statements