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Operating Leases (Future Minimum Lease Payments Due To Company) (Details) (USD $) In Thousands, unless otherwise specified	Aug. 31, 2012
Operating Leases [Abstract]
2013	$ 3,999
2014	2,443
2015	2,288
2016	1,815
2017	969
Thereafter	6,479
Total	$ 17,993

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Future minimum rental payments in aggregate as of the balance sheet date under operating leases.

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-Publisher FASB

-Name Accounting Standards Codification

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Future rental payments receivable within one year of the balance sheet date under an operating lease.

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Future rental payments receivable within the fifth year from the balance sheet date under an operating lease.

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Future rental payments receivable within the fourth year from the balance sheet date under an operating lease.

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Future rental payments receivable within the second year from the balance sheet date under an operating lease.

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Future minimum lease payments receivable under operating leases for periods greater than five years following the balance sheet date.

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