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Commitments And Contingencies (Schedule Of Future Minimum Lease Payments) (Details) (USD $) In Thousands, unless otherwise specified	Aug. 31, 2013
Commitments And Contingencies [Abstract]
2014	$ 2,590
2015	1,904
2016	1,260
2017	1,011
2018	791
Thereafter	970
Total	$ 8,526

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