Income Taxes - Summary of Income from Continuing Operations Before Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
Aug. 31, 2019	Aug. 31, 2018	Aug. 31, 2017
Income from continuing operations before income taxes [Abstract]
United States	$ 69,476	$ 131,518	$ 43,871
Foreign	6,764	10,335	4,819
Income from continuing operations before income taxes	$ 76,240	$ 141,853	$ 48,690

The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

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Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

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