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Trading Assets (Tables)
12 Months Ended
Dec. 31, 2011
Trading Assets (Tables) [Abstract]  
Trading Securities (and Certain Trading Assets) [Table Text Block]

Trading assets outstanding as of December 31, 2011 and December 25, 2010 were as follows:

(In Millions)2011 2010
Marketable debt instruments$ 4,591 $ 4,705
Marketable equity securities    388
Total trading assets$ 4,591 $ 5,093