Long-Term Debt (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended	3 Months Ended	9 Months Ended		9 Months Ended		9 Months Ended		9 Months Ended		9 Months Ended			9 Months Ended
	Sep. 28, 2014	Sep. 28, 2014 Notes Payable Due 2024 [Domain] Senior Unsecured Notes [Member]	Sep. 28, 2014 Notes Payable Due 2024 [Domain] Senior Unsecured Notes [Member]	Jun. 03, 2014 Notes Payable Due 2024 [Domain] Senior Unsecured Notes [Member]	Sep. 28, 2014 Notes Payable, Due 2018 [Member] Maximum [Member]	Jul. 30, 2010 Notes Payable, Due 2018 [Member] Senior Unsecured Notes [Member]	Sep. 28, 2014 Notes Payable Due 2021 [Member] [Domain] Senior Unsecured Notes [Member]	Mar. 31, 2013 Notes Payable Due 2021 [Member] [Domain] Senior Unsecured Notes [Member]	Sep. 28, 2014 Credit Agreement 2013 [Member] [Domain]	Mar. 31, 2013 Credit Agreement 2013 [Member] [Domain]	Sep. 28, 2014 Credit Agreement 2013 [Member] [Domain] Maximum [Member]	Sep. 28, 2014 Credit Agreement 2013 [Member] [Domain] Canadian Revolving Credit Facility [Member]	Sep. 28, 2014 Credit Agreement 2013 [Member] [Domain]	Sep. 28, 2014 Credit Agreement 2013 [Member] [Domain] Senior Secured Term Loan [Member]	Mar. 31, 2013 Credit Agreement 2013 [Member] [Domain] Senior Secured Term Loan [Member]	Mar. 31, 2013 Credit Agreement 2013 [Member] [Domain] Senior Secured Revolving Credit Facility [Member]	Jul. 30, 2010 Original Issue Discount [Member] Senior Unsecured Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount				$ 450		$ 405		$ 500		$ 885					$ 630	$ 255
Debt Instrument, Periodic Payment														6.3
Debt Instrument, Interest Rate, Stated Percentage				5.375%		9.125%		5.25%
Unamortized discount																	5.6
Effective interest rate percentage																	9.375%
Maximum borrowing capacity												15
Commitment fee on unused portion of credit facilities	0.38%
Interest rate margin over LIBOR													2.25%
Interest rate margin over LIBOR														2.50%
Interest rate LIBOR floor														0.75%
Redemption percentage of original face amount		100.00%					100.00%
Early call date, percentage of notes availabe for redemption			35.00%				35.00%
Early call date, premium price, percentage			105.375%				105.25%
Consolidated leverage ratio requirement									6.00
Consolidated Leverage Ratio Decrease	0.25
Final Consolidated Leverage Ratio	5.25
Consolidated leverage ratio									3.78
Restricted payment					$ 60						$ 60
Pro-forma consolidated leverage ratio									5.00
Total-Indebtedness-to-Consolidated-Cash-Flow Ratio requirement, period of measurement, annual									12 months
Total-Indebtedness-to-Consolidated-Cash-Flow Ratio requirement									5.00
Total-Indebtedness-to-Consolidated-Cash-Flow Ratio requirement, period of measurement, quarterly									3 months