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Financial Assets And Liabilities (Gains And Losses On Derivative Instruments Recognized In Statement Of Operations) (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | |
|---|---|---|
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Oct. 31, 2011
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Oct. 31, 2010
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| Financial Assets And Liabilities [Line Items] | ||
| Amount of gain (loss) recognized in OCI on derivatives (effective portion) | $ (8,872) | $ (11,708) |
| Amount of gain (loss) reclassified from OCI (effective portion) | (1,989) | 3,443 |
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Revenue [Member] | Foreign Exchange Contracts [Member]
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| Financial Assets And Liabilities [Line Items] | ||
| Amount of gain (loss) recognized in OCI on derivatives (effective portion) | (5,647) | (9,747) |
| Amount of gain (loss) reclassified from OCI (effective portion) | (8,561) | 1,689 |
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Operating Expenses [Member] | Foreign Exchange Contracts [Member]
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| Financial Assets And Liabilities [Line Items] | ||
| Amount of gain (loss) recognized in OCI on derivatives (effective portion) | (3,225) | (1,961) |
| Amount of gain (loss) reclassified from OCI (effective portion) | $ 6,572 | $ 1,754 |