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Concentration Of Credit Risk (Detail)
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12 Months Ended | |
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Oct. 31, 2012
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Oct. 31, 2011
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| Entity-Wide Revenue, Major Customer, Percentage | 99.00% | 87.00% |
| X | ||||||||||
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- Definition
Percentage of revenue generated from a single external customer that accounts for 10 percent or more of an entity's revenues. No definition available.
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