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Derivative Instruments and Fair Value Measurements (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
Jul. 02, 2011
Derivative Instruments and Fair Value Measurements  
Fair value of derivative instruments with credit-risk-related contingent features in a liability position $ 33
Collateral required to be posted 33
Credit risk to the company $ 48
Concentration of credit risk, percentage 28.00%