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Long-Term Debt (Schedule Of Maturities Of Long-term Debt) (Details) (USD $) In Thousands, unless otherwise specified	Jul. 31, 2013
Long-Term Debt [Abstract]
Remainder of 2014	$ 1,011
2015	1,350
2016	13,631
Long-term Debt, Total	$ 15,992

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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