Retirement Plan (Schedule Of Amounts Recognized In The Statement Of Financial Position) (Details) (USD $) In Thousands, unless otherwise specified	Aug. 31, 2012	Aug. 31, 2011	Aug. 31, 2010
Retirement Plan [Abstract]
Other current liabilities	$ 557	$ 557
Pension benefit liabilities	6,821	6,230
Net amount recognized	$ 7,378	$ 6,787	$ 6,957

This represents the entire liability recognized in the balance sheet that is associated with the defined benefit pension plans.

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+ Details

- Definition

This represents the current liability recognized in the balance sheet that is associated with the defined benefit pension plans.

+ References+ Details

- Definition

1) For defined benefit pension plans, the benefit obligation is the projected benefit obligation, which is the actuarial present value as of a date of all benefits attributed by the pension benefit formula to employee service rendered prior to that date. 2) For other postretirement defined benefit plans, the benefit obligation is the accumulated postretirement benefit obligation, which is the actuarial present value of benefits attributed to employee service rendered to a particular date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-Glossary Accumulated Postretirement Benefit Obligation

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+ Details