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Debt Obligations and Commitments (Schedule of Long and Short-Term Debt Contractual Commitments) (Details) (USD $)
In Millions, unless otherwise specified |
Dec. 29, 2012
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Dec. 31, 2011
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| Debt Instrument [Line Items] | ||
| Short-term debt obligations | $ 4,815 | $ 6,205 |
| Long-term debt obligations, gross | 26,445 | 23,117 |
| Total | 23,544 | 20,568 |
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Current Maturities Of Long-Term Debt [Member]
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| Debt Instrument [Line Items] | ||
| Current maturities of long-term debt | 2,901 | 2,549 |
| Less: current maturities of long-term debt obligations | (2,901) | (2,549) |
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Commercial Paper (0.1% And 0.1%) [Member]
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| Debt Instrument [Line Items] | ||
| Commercial paper (0.1% and 0.1%) | 1,101 | 2,973 |
| Interest rate on debt | 0.10% | 0.10% |
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Other Borrowings (7.4% And 7.6%) [Member]
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| Debt Instrument [Line Items] | ||
| Other borrowings (7.4% and 7.6%) | 813 | 683 |
| Interest rate on debt | 7.40% | 7.60% |
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Notes Due 2012 (3.0%) [Member]
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| Debt Instrument [Line Items] | ||
| Notes due | 0 | 2,353 |
| Interest rate on debt | 3.00% | |
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Notes Due 2013 (2.3% And 2.3%) [Member]
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| Debt Instrument [Line Items] | ||
| Notes due | 2,891 | 2,841 |
| Interest rate on debt | 2.30% | 2.30% |
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Notes Due 2014 (4.4% And 4.6%) [Member]
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| Debt Instrument [Line Items] | ||
| Notes due | 3,237 | 3,335 |
| Interest rate on debt | 4.40% | 4.60% |
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Notes Due 2015 (1.5% And 2.3%) [Member]
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| Debt Instrument [Line Items] | ||
| Notes due | 3,300 | 1,632 |
| Interest rate on debt | 1.50% | 2.30% |
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Notes Due 2016 (3.9% And 3.9%) [Member]
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| Debt Instrument [Line Items] | ||
| Notes due | 1,878 | 1,876 |
| Interest rate on debt | 3.90% | 3.90% |
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Notes Due 2017 (2.0% and 5.0%) [Member]
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| Debt Instrument [Line Items] | ||
| Notes due | 1,250 | 258 |
| Interest rate on debt | 2.00% | 5.00% |
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Notes Due 2018 to 2042 (4.4% and 4.8%) [Member]
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| Debt Instrument [Line Items] | ||
| Notes due | 13,781 | 10,548 |
| Interest rate on debt | 4.40% | 4.80% |
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Other Debt Instruments Due 2013 to 2020 (9.3% and 9.9%) [Member]
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| Debt Instrument [Line Items] | ||
| Other notes due | $ 108 | $ 274 |
| Interest rate on debt | 9.30% | 9.90% |