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Other Liabilities (Details) (USD $)
In Thousands, unless otherwise specified |
Jul. 31, 2013
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Jul. 31, 2012
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|---|---|---|
| Other Liabilities and Financial Instruments Subject to Mandatory Redemption [Abstract] | ||
| Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation (in Dollars) | $ 141 | |
| Short-term Debt, Weighted Average Interest Rate | 4.50% | 1.90% |
| X | ||||||||||
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- Definition
The total charge for the use of long-lived depreciable assets subject to a lease meeting the criteria for capitalization. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Weighted average interest rate of short-term debt outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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