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Property And Equipment (Schedule Of Property And Equipment, Net) (Details) - USD ($) $ in Thousands	Nov. 30, 2017	Aug. 31, 2017
Property Plant And Equipment [Line Items]
Subtotal	$ 53,833	$ 52,865
Less: accumulated depreciation and amortization	(24,474)	(23,426)
Total	29,359	29,439
Machinery, Equipment and Vehicles [Member]
Property Plant And Equipment [Line Items]
Subtotal	17,646	17,491
Buildings And Improvements [Member]
Property Plant And Equipment [Line Items]
Subtotal	17,038	16,953
Computer And Office Equipment [Member]
Property Plant And Equipment [Line Items]
Subtotal	4,950	4,552
Software [Member]
Property Plant And Equipment [Line Items]
Subtotal	8,046	7,947
Furniture And Fixtures [Member]
Property Plant And Equipment [Line Items]
Subtotal	1,673	1,608
Capital In Progress [Member]
Property Plant And Equipment [Line Items]
Subtotal	1,023	861
Land [Member]
Property Plant And Equipment [Line Items]
Subtotal	$ 3,457	$ 3,453

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

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+ References

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