Investment In SABMiller (Summary Of Balance Sheet Of SABMiller) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Equity Method Investment, Summarized Financial Information [Abstract]
Current assets	$ 5,742	$ 5,967
Long-term assets	51,733	46,438
Current liabilities	8,944	7,591
Long-term liabilities	22,000	22,521
Non-controlling interests	$ 1,105	$ 1,013

The amount of current assets reported by an equity method investment of the entity.

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+ Details

- Definition

The amount of current liabilities reported by an equity method investment of the entity.

+ References

+ Details

- Definition

Amount of equity attributable to noncontrolling interests of an equity method investment of the entity.

+ References

+ Details

- Definition

The amount of noncurrent assets reported by an equity method investment of the entity.

+ References

+ Details

- Definition

The amount of noncurrent liabilities reported by an equity method investment of the entity.

+ References

+ Details