Long-Term Debt (5.75% Senior Notes Due in 2022) (Details) - North America [Member] - 5.75% Senior Notes due 2022 [Member] - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Jul. 03, 2015	Dec. 31, 2014	Sep. 25, 2012
Debt Instrument [Line Items]
Face value	$ 600.0	$ 600.0
Fair value (Level 2)	$ 559.5	$ 483.0
Interest rate	5.75%	5.75%	5.75%
Interest payments	Semi-Annual: Apr 1 & Oct 1	Semi-Annual: Apr 1 & Oct 1
Maturity date	October 2022	October 2022
Call Option, Beginning Date, year one	Oct. 01, 2017
Call Option, Percentage, year one	102.875%
Call Option, Beginning Date, year two	Oct. 01, 2018
Call Option, Percentage, year two	101.917%
Call Option, Beginning Date, year three	Oct. 01, 2019
Call Option, Percentage, year three	100.958%
Call Option, Percentage, year four and thereafter	100.00%
Redemption price in cash equal to principal plus accrued and unpaid interest, percent	105.75%
Maximum [Member]
Debt Instrument [Line Items]
Percent of aggregate principal amount of senior notes that can be redeemed on or prior to October 1, 2015	35.00%
Minimum [Member]
Debt Instrument [Line Items]
Percent of aggregate principal amount of senior notes issued remains outstanding	65.00%