Long-Term Debt (Schedule Of 7.125% Senior Notes And Senior Floating Rate Notes) (Details) (North America [Member], USD $)	1 Months Ended	9 Months Ended		12 Months Ended		9 Months Ended	12 Months Ended			1 Months Ended
	Mar. 21, 2007 Senior Unsecured Notes [Member]	Sep. 28, 2012 7.125% Senior Notes Due 2017 [Member]		Dec. 31, 2011 7.125% Senior Notes Due 2017 [Member]	Mar. 21, 2007 7.125% Senior Notes Due 2017 [Member]	Sep. 28, 2012 Senior Floating Rate Notes Due 2015 [Member]	Dec. 31, 2011 Senior Floating Rate Notes Due 2015 [Member]		Mar. 21, 2007 Senior Floating Rate Notes Due 2015 [Member]	Mar. 21, 2007 9.5% Senior Notes [Member]
Debt Instrument [Line Items]
Debt principal amount	$ 325,000,000	$ 200,000,000.0			$ 200,000,000				$ 125,000,000
Face value		200,000,000		200,000,000		125,000,000	125,000,000
Fair value		207,300,000		198,500,000		122,500,000	117,500,000
Interest rate		7.125%		7.125%	7.125%	2.7353%	3.00%			9.50%
Debt instrument, payment terms		Semi-annually: Apr 1 & Oct 1		Semi-annually: Apr 1 & Oct 1		3-month LIBOR rate plus 2.375% Quarterly: Jan 1, Apr 1, Jul 1 & Oct 1	3-month LIBOR rate plus 2.375% Quarterly: Jan 1, Apr 1, Jul 1 & Oct 1
Description of variable rate basis						LIBOR	LIBOR
Maturity date		April 2017		April 2017		July 2015	July 2015
Basis spread on variable rate						2.375%	2.375%
Call Option, Beginning Date, year one		Apr. 01, 2012	[1]				Apr. 01, 2009	[1]
Call Option, Beginning Date, year two		Apr. 01, 2013	[1]				Apr. 01, 2010	[1]
Call Option, Beginning Date, year three		Apr. 01, 2014	[1]				Apr. 01, 2011	[1]
Call Option, Beginning Date, year four		Apr. 01, 2015	[1]
Call Option, Percentage, year one		103.563%	[1]				102.00%	[1]
Call Option, Percentage, year two		102.375%	[1]				101.00%	[1]
Call Option, Percentage, year three		101.188%	[1]				100.00%	[1]
Call Option, Percentage, year four		100.00%	[1]
Notes originally issued amount	325,000,000
Payments of issuance costs and expenses of related to notes	7,900,000
Repayments of senior debt										285,000,000
Payment for accrued interest related to senior notes										9,300,000
Payment for tender fees and inducement premium related to senior notes										20,500,000
Net cash proceeds from notes used for general corporate purposes	$ 2,300,000

[1] The Company may, at its option, redeem the Notes on or after the stated beginning dates at percentages noted above (plus accrued and unpaid interest.)