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INVESTMENTS Narrative (Details) (Campofrio Food Group [Member]) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jul. 28, 2013 | Jul. 29, 2012 USD ($) | Jul. 29, 2012 EUR (€)
Schedule of Equity Method Investments [Line Items] |  |  |
Equity Method Investment, Shares Owned | 37,811,302 |  |
Ownership Percentage | 37.00% |  |
Approximate Ownership Percentage of Largest Shareholders in Equity Method Investment | 74.00% |  |
Average Daily Trading Volume as a Percentage of Total Number of Shares Outstanding for Equity Mehod Investment | 0.03% |  |
High Market Value Per Share in Euros |  |  | € 9.28
High Market Value Per Share, in USD |  | $ 13.74 |
Low Market Value Per Share in Euros |  |  | € 4.12
Low Market Value Per Share in USD |  | $ 5.39 |

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