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Property And Equipment (Schedule Of Property And Equipment, Net) (Details) - USD ($) $ in Thousands	May 31, 2017	Aug. 31, 2016
Property Plant And Equipment [Line Items]
Subtotal	$ 49,422	$ 33,852
Less: accumulated depreciation and amortization	(23,912)	(22,307)
Total	25,510	11,545
Machinery, Equipment and Vehicles [Member]
Property Plant And Equipment [Line Items]
Subtotal	17,326	14,892
Buildings And Improvements [Member]
Property Plant And Equipment [Line Items]
Subtotal	4,059	4,223
Computer And Office Equipment [Member]
Property Plant And Equipment [Line Items]
Subtotal	3,644	3,605
Software [Member]
Property Plant And Equipment [Line Items]
Subtotal	7,891	7,392
Furniture And Fixtures [Member]
Property Plant And Equipment [Line Items]
Subtotal	1,230	1,286
Capital In Progress [Member]
Property Plant And Equipment [Line Items]
Subtotal	15,021	2,200
Land [Member]
Property Plant And Equipment [Line Items]
Subtotal	$ 251	$ 254

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
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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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