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Industry Segment Information (Schedule of Segment Reporting Information Impacts on Balance Sheet, by Segment) (Details) - USD ($) $ in Thousands	Nov. 30, 2020	Aug. 31, 2020	Nov. 30, 2019
Segment Reporting Information [Line Items]
Total assets	$ 575,202	$ 570,526	$ 526,811
Irrigation [Member]
Segment Reporting Information [Line Items]
Total assets	331,045	307,537	305,928
Infrastructure [Member]
Segment Reporting Information [Line Items]
Total assets	88,995	113,111	84,813
Corporate Segment
Segment Reporting Information [Line Items]
Total assets	$ 155,162	$ 149,878	$ 136,070

X

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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