Long-Term Debt (5.75% Senior Notes Due in 2022) (Details) (USD $) In Millions, unless otherwise specified				9 Months Ended				9 Months Ended		12 Months Ended
	Sep. 28, 2012 5.75% Senior Notes due 2022 [Member]	Sep. 28, 2012 5.75% Senior Notes due 2022 [Member] Maximum [Member]	Sep. 28, 2012 5.75% Senior Notes due 2022 [Member] Minimum [Member]	Sep. 28, 2012 North America [Member] 5.75% Senior Notes due 2022 [Member]		Sep. 25, 2012 North America [Member] 5.75% Senior Notes due 2022 [Member]	Dec. 31, 2011 North America [Member] 5.75% Senior Notes due 2022 [Member]	Sep. 28, 2012 North America [Member] 7.125% Senior Notes Due 2017 [Member]		Dec. 31, 2011 North America [Member] 7.125% Senior Notes Due 2017 [Member]	Mar. 21, 2007 North America [Member] 7.125% Senior Notes Due 2017 [Member]
Debt Instrument [Line Items]
Debt principal amount						$ 600.0		$ 200.0			$ 200.0
Face value				600.0			0	200.0		200.0
Fair value				610.5			0	207.3		198.5
Interest rate				5.75%		5.75%		7.125%		7.125%	7.125%
Interest payments				Semi-Annual: Apr 1 & Oct 1
Maturity date				October 2022				April 2017		April 2017
Call Option, Beginning Date, year one				Oct. 01, 2017	[1]			Apr. 01, 2012	[2]
Call Option, Percentage, year one				102.875%	[1]			103.563%	[2]
Call Option, Beginning Date, year two				Oct. 01, 2018	[1]			Apr. 01, 2013	[2]
Call Option, Percentage, year two				101.917%	[1]			102.375%	[2]
Call Option, Beginning Date, year three				Oct. 01, 2019	[1]			Apr. 01, 2014	[2]
Call Option, Percentage, year three				100.958%	[1]			101.188%	[2]
Call Option, Beginning Date, year four and thereafter				October 1, 2020 and thereafter	[1]
Call Option, Percentage, year four and thereafter				100.00%	[1]
Percent of aggregate principal amount of senior notes that can be redeemed on or prior to October 1, 2015		35.00%
Redemption price in cash equal to principal plus accrued and unpaid interest, percent	105.75%
Percent of aggregate principal amount of senior notes issued remains outstanding			65.00%
Capitalized deferred finance costs				$ 11.8

[1] The Company may, at its option, redeem the 5.75% Senior Notes on or after the stated beginning dates at percentages noted above (plus accrued and unpaid interest). Additionally, the Company, may on or prior to October 1, 2015 redeem in the aggregate up to 35% of the aggregate principal amount of 5.75% Senior Notes issued with the cash proceeds from one or more equity offerings, at a redemption price in cash equal to 105.75% of the principal plus accrued and unpaid interest so long as (i) at least 65% of the aggregate principal amount of the 5.75% Senior Notes issued remains outstanding immediately after giving effect to any such redemption; and (ii) notice of any such redemption is given within 60 days after the date of the closing of any such equity offering. In addition, at any time prior to October 1, 2017, the Company may redeem some or all of the 5.75% Senior Notes at a redemption price equal to 100% of the principal amount plus accrued and unpaid interest, plus a make whole premium.

[2] 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.)