Debt and Other Obligations (Details) (Future Payments on Long Term Debt and Capital Lease Obligations) (USD $) In Millions, unless otherwise specified	Dec. 29, 2012	Dec. 31, 2011
Long-term Debt, Future Payments
Long-term debt (principal only), 2013	$ 0
Long-term debt (principal only), 2014	0
Long-term debt (principal only), 2015	580
Long-term debt (principal only), 2016	0
Long-term debt (principal only), 2017	500
Long-term debt (principal only), 2018 and thereafter	1,000
Long-term debt, gross	2,080
Capital Lease Obligations, Future Payments
Capital leases, 2013	6
Capital leases, 2014	6
Capital leases, 2015	6
Capital leases, 2016	6
Capital leases, 2017	1
Capital leases, 2018 and thereafter	0
Capital Leases, total	25
Less: amount representing interest	2
Capital lease obligations	$ 23	$ 26

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 7

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737