Accounts Receivable and Finance Receivables (Details 5) (USD $) In Millions, unless otherwise specified	Dec. 29, 2012	Dec. 31, 2011
Finance receivables held for investment by delinquency aging
Contractual delinquency of 60 plus days as percentage of finance receivables held for investment	4.65%	6.70%
Financing receivable held for investment, recorded investment, less than 31 days past due	$ 1,757	$ 2,239
Financing receivable held for investment, recorded investment, 31 to 60 days past due	87	72
Financing receivable held for investment, recorded investment, 61 days to 90 days past due	56	43
Financing receivable held for investment, recorded investment, over 90 days past due	34	123
Total finance receivables held for investment	1,934	2,477
Captive
Finance receivables held for investment by delinquency aging
Financing receivable held for investment, recorded investment, less than 31 days past due	1,531	1,758
Financing receivable held for investment, recorded investment, 31 to 60 days past due	87	69
Financing receivable held for investment, recorded investment, 61 days to 90 days past due	55	43
Financing receivable held for investment, recorded investment, over 90 days past due	31	75
Total finance receivables held for investment	1,704	1,945
Non-captive
Finance receivables held for investment by delinquency aging
Financing receivable held for investment, recorded investment, less than 31 days past due	226	481
Financing receivable held for investment, recorded investment, 31 to 60 days past due		3
Financing receivable held for investment, recorded investment, 61 days to 90 days past due	1
Financing receivable held for investment, recorded investment, over 90 days past due	3	48
Total finance receivables held for investment	$ 230	$ 532