Derivative Instruments and Fair Value Measurements (Details 3) (USD $) In Millions, unless otherwise specified	Sep. 28, 2013	Dec. 29, 2012
Manufacturing group | Carrying Value
Carrying value of financial instruments not recorded at fair value
Long-term debt, excluding leases	$ (1,847)	$ (2,225)
Manufacturing group | Estimated Fair Value
Carrying value of financial instruments not recorded at fair value
Long-term debt, excluding leases	(2,034)	(2,636)
Finance group
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Portion of fair value of term debt determined based on observable market transactions (as a percent)	29.00%	46.00%
Carrying value of financial instruments not recorded at fair value
Debt	(1,278)	(1,686)
Finance group | Carrying Value
Carrying value of financial instruments not recorded at fair value
Finance receivables held for investment, excluding leases	1,235	1,625
Debt	(1,278)	(1,686)
Finance group | Estimated Fair Value
Carrying value of financial instruments not recorded at fair value
Finance receivables held for investment, excluding leases	1,194	1,653
Debt	$ (1,267)	$ (1,678)